20 Best Dual Sim Smartphone In Usa [2025]

Are you looking for the best dual sim smartphone in usa? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling dual sim smartphone in usa.

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# Preview Product
1 Tello Mobile - Bring Your Own Phone - 3 in 1 GSM SIM Card Kit Tello Mobile - Bring Your Own Phone - 3 in 1 GSM SIM Card Kit
2 SpeedTalk Mobile $5 Prepaid Wireless Pay Go Plan for SmartPhones & Cellphones | 5G 4G LTE | 2¢... SpeedTalk Mobile $5 Prepaid Wireless Pay Go Plan for SmartPhones & Cellphones | 5G 4G LTE | 2¢...
3 SAMSUNG Galaxy S20 FE 5G Cell Phone, Factory Unlocked Android Smartphone, 128GB, Pro Grade Camera,... SAMSUNG Galaxy S20 FE 5G Cell Phone, Factory Unlocked Android Smartphone, 128GB, Pro Grade...
4 Mint Mobile Phone Plan with Unlimited Talk, Text + Data for 3 Months (3-in-1 SIM Card) (See for... Mint Mobile Phone Plan with Unlimited Talk, Text + Data for 3 Months (3-in-1 SIM Card) (See for...
5 Motorola G22 (XT2231) Dual SIM, 128GB + 4GB, Factory Unlocked GSM, International Version (Fast Car... Motorola G22 (XT2231) Dual SIM, 128GB + 4GB, Factory Unlocked GSM, International Version (Fast...
6 SAMSUNG Galaxy Z Fold 3 5G Cell Phone, Factory Unlocked 2-in-1 Android Smartphone Tablet, 512GB,... SAMSUNG Galaxy Z Fold 3 5G Cell Phone, Factory Unlocked 2-in-1 Android Smartphone Tablet, 512GB,...
7 Google Pixel 6a - 5G Android Phone - Unlocked Smartphone with 12 Megapixel Camera and 24-Hour... Google Pixel 6a - 5G Android Phone - Unlocked Smartphone with 12 Megapixel Camera and 24-Hour...
8 EIOTCLUB Prepaid 4G LTE Cellular SIM Card - No Contract Wireless - USA Compatible with AT&T and... EIOTCLUB Prepaid 4G LTE Cellular SIM Card - No Contract Wireless - USA Compatible with AT&T and...
9 Samsung Galaxy A33 5G (SM-A336M/DS),128GB 6GB RAM, Factory Unlocked GSM, International Version... Samsung Galaxy A33 5G (SM-A336M/DS),128GB 6GB RAM, Factory Unlocked GSM, International Version...
10 Nokia XR20 5G | Android 11 | Unlocked Smartphone | Dual SIM | US Version | 6/128GB | 6.67-Inch... Nokia XR20 5G | Android 11 | Unlocked Smartphone | Dual SIM | US Version | 6/128GB | 6.67-Inch...
11 TCL 30 SE |2022| 6.52' Unlocked Cell Phone, 64GB ROM + 4GB RAM Android Phone GSM Unlocked Smartphone... TCL 30 SE |2022| 6.52" Unlocked Cell Phone, 64GB ROM + 4GB RAM Android Phone GSM Unlocked...
12 OnePlus 8 Pro (5G) Dual-SIM IN2023 128GB/8GB RAM (GSM + CDMA) Factory Unlocked Android Smartphone... OnePlus 8 Pro (5G) Dual-SIM IN2023 128GB/8GB RAM (GSM + CDMA) Factory Unlocked Android Smartphone...
13 Xiaomi Redmi Note 11 - Smartphone 128GB, 4GB RAM, Dual Sim, Star Blue Xiaomi Redmi Note 11 - Smartphone 128GB, 4GB RAM, Dual Sim, Star Blue
14 Samsung Galaxy A12 (A127F) 128GB Dual SIM, GSM Unlocked, (CDMA Verizon/Sprint Not Supported)... Samsung Galaxy A12 (A127F) 128GB Dual SIM, GSM Unlocked, (CDMA Verizon/Sprint Not Supported)...
15 SpeedTalk Mobile Universal SIM Card Starter Kit for 5G 4G LTE iOS Android Smart Phones | Talk Text... SpeedTalk Mobile Universal SIM Card Starter Kit for 5G 4G LTE iOS Android Smart Phones | Talk...
16 $15/mo. Mint Mobile Phone Plan with 5GB of 5G-4G LTE Data + Unlimited Talk & Text for 3 Months... $15/mo. Mint Mobile Phone Plan with 5GB of 5G-4G LTE Data + Unlimited Talk & Text for 3 Months...
17 Classic N64 Controller, SAFFUN N64 Wired USB PC Game pad Joystick, N64 Bit USB Wired Game Stick Joy... Classic N64 Controller, SAFFUN N64 Wired USB PC Game pad Joystick, N64 Bit USB Wired Game Stick...
18 Samsung Galaxy A53 5G (SM-A536E/DS) Dual SIM,128 GB 6GB RAM, Factory Unlocked GSM, International... Samsung Galaxy A53 5G (SM-A536E/DS) Dual SIM,128 GB 6GB RAM, Factory Unlocked GSM, International...
19 iSYFIX Sim Card Adapter Nano Micro - Standard 4 in 1 Converter Kit with Steel Tray Eject Pin iSYFIX Sim Card Adapter Nano Micro - Standard 4 in 1 Converter Kit with Steel Tray Eject Pin
Bestseller No. 1
Tello Mobile - Bring Your Own Phone - 3 in 1 GSM SIM Card Kit
  • Join Tello for affordable plans from $5 to $29/month, there is no contract and absolutely no fees.
  • This kit includes a universal SIM card (nano-micro-standard size) used to activate unlocked, GSM devices compatible with Tello.
  • 4G LTE/5G US nation-wide wireless coverage.
  • All data plans include free hotspot.
  • International Calls to 60+ countries are included in all Tello plans.
Bestseller No. 2
SpeedTalk Mobile $5 Prepaid Wireless Pay Go Plan for SmartPhones & Cellphones | 5G 4G LTE | 2¢...
  • AFFORDABLE PREPAID: Big savings are yours with SpeedTalk Mobile’s TRUE PREPAID Pay As You Go Plan. We offer the lowest, most affordable, plan &...
  • EASY ACTIVATION: We have made account access, easy, and all online. SIMPLE ACTIVATION in three easy steps. 1. Activate your sim card 2. Install the...
  • UNIVERSAL COMPATIBILITY: Bring your own phone allows you to use any compatible cell phone on the SpeedTalk Mobile network. The Sim Card can be used to...
  • KEEP YOUR PHONE NUMBER: Stay in touch with your existing contacts without a big monthly bill. We offer the option to keep your existing phone number...
  • PREMIUM NATIONWIDE COVERAGE: Forget about dropped calls, loading issues or slow data speeds. SpeedTalk Mobile provides 5G 4G LTE NATIONWIDE COVERAGE...
Bestseller No. 3
SAMSUNG Galaxy S20 FE 5G Cell Phone, Factory Unlocked Android Smartphone, 128GB, Pro Grade Camera,...
  • MORE FREEDOM: With unlocked by Samsung, you call the shots; Start with the Galaxy S20 FE 5G then choose your carrier, data plan, services, features,...
  • INFINITY-O DISPLAY: The 6.5” FHD Infinity-O Display has barely-there bezels surrounding the flat edges, and a super small punch hole for the...
  • PRO-GRADE CAMERA: The same pro-grade triple lens S20 camera, now available in FE; Three cameras on the rear let you snapshot moments in your own way
  • 30X SPACE ZOOM: Zoom in close from afar or magnify details of something nearby with the power of 30X Space Zoom
  • NIGHT MODE: With bigger pixels and enhanced camera AI, the rear camera adjusts to pull in light even when it’s dark so your shots come out detailed...
Bestseller No. 5
Motorola G22 (XT2231) Dual SIM, 128GB + 4GB, Factory Unlocked GSM, International Version (Fast Car...
  • 4G LTE Bands: 1, 3, 5, 7, 8, 20, 38, 40, 41
  • Display: IPS LCD, 90Hz | 6.5 inches, 103.5 cm2 (~84.2% screen-to-body ratio) | 720 x 1600 pixels, 20:9 ratio (~268 ppi density)
  • Cameras: 50 MP, f/1.8, (wide), 0.64µm, PDAF | 8 MP, f/2.2, 118˚ (ultrawide), 1/4.0", 1.12µm | 2 MP, f/2.4, (macro) | 2 MP, f/2.4, (depth)
  • Battery: Li-Po 5000 mAh, non-removable | Fast charging 15W
  • International Model - No Warranty in US. Factory Unlocked Smartphones are compatible with most GSM carriers. This phone is not compatible with CDMA...
SaleBestseller No. 6
SAMSUNG Galaxy Z Fold 3 5G Cell Phone, Factory Unlocked 2-in-1 Android Smartphone Tablet, 512GB,...
  • EXPANSIVE SCREEN: See more and do more with the ultimate folding mobile phone screen that puts a super slim tablet right in your pocket
  • NEARLY INVISIBLE CAMERA: Take in an incredible uninterrupted view with a true edge-to-edge viewing experience thanks to our first-ever Under Display...
  • 120Hz AMOLED 2X SCREEN: Everything looks brilliant on this big, beautiful clear display offering a mesmerizing and dynamic viewing experience
  • MULTIPLE WINDOWS GET MORE DONE: Start working smarter, not harder with three multi-windows that allow you to schedule, edit, and build presentations...
  • HYPER FAST SPEED: Live life in the fast lane with built-in 5G connectivity and hyper-fast processing power
SaleBestseller No. 7
Google Pixel 6a - 5G Android Phone - Unlocked Smartphone with 12 Megapixel Camera and 24-Hour...
  • Google Pixel 6a adapts to you; it’s super fast and secure and powered by Google Tensor, the first chip designed by Google just for Pixel
  • Unlocked Android 5G phone gives you the flexibility to change carriers and choose your own data plan[1]; works with Google Fi, Verizon, T-Mobile,...
  • Pixel’s fast-charging all-day battery adapts to you and saves power for the apps you use most[2]
  • Take amazing photos with Pixel’s 12 megapixel camera and tools like Magic Eraser[3], Motion Mode, and Portrait Mode
  • With Google Tensor, your phone launches apps fast, pages and images load quickly, and everything runs smoothly
Bestseller No. 8
EIOTCLUB Prepaid 4G LTE Cellular SIM Card - No Contract Wireless - USA Compatible with AT&T and...
  • ☆ Great Data Service Solution - Our SIM card offers 300MB data for 30 days of wireless service for No Cost. Join and enjoy this service right now....
  • ☆ How It Works - Just insert the SIM card to your device Without Activation and that’s it. Our service will work within the USA through AT&T and...
  • ☆ Safe and Reliable - No Contracts. No extra fees. No hidden fees. No activation fees. During the use process you simply fill in the correct email...
  • ☆ Compatible and Convenient Data Service - Our SIM cards have been tested are a great choice for a variety of IoT devices, such as mobile phones,...
  • ☆ Online Support Provided - We will provide professional online ordering and online customer support to solve issues you encounter. Your...
Bestseller No. 9
Samsung Galaxy A33 5G (SM-A336M/DS),128GB 6GB RAM, Factory Unlocked GSM, International Version...
  • Display: Super Amoled, 90Hz | 6.4 Inches, 98.9 Cm2 (~83.7% Screen-To-Body Ratio) | 1080 X 2400 Pixels, 20:9 Ratio (~411 Ppi Density) |
  • Cameras: 48 Mp, F/1.8, 26Mm (Wide), 1/2.0'', 0.8µm, Pdaf, Ois | 8 Mp, F/2.2, 123˚, (Ultrawide), 1/4.0'', 1.12µm | 5 Mp, F/2.4, (Macro) | 2 Mp,...
  • Battery: Li-Po 5000 Mah, Non-Removable | Fast Charging 25W
  • Factory Unlocked Cell Phones Are Compatible With Most Gsm Carriers. This Phone Is Not Compatible With Cdma Carriers Like Verizon, Sprint, Or Boost
  • Manufacturer : Samsung
SaleBestseller No. 10
Nokia XR20 5G | Android 11 | Unlocked Smartphone | Dual SIM | US Version | 6/128GB | 6.67-Inch...
  • Android OS upgrades until 2024 and a 2-year warranty
  • 6GB RAM / 128GB internal memory and MicroSD card support up to 512 GB
  • Designed with durability in mind the XR20 withstands drops from up to 2 meters and provides the security of IP68 – the highest rating for both dust...
  • Rear 48MP dual camera with 13MP ultrawide lens and 8MP front-facing camera
  • Advanced biometrics allow easy access to your device with a side Fingerprint sensor and biometric face unlock
SaleBestseller No. 11
TCL 30 SE |2022| 6.52" Unlocked Cell Phone, 64GB ROM + 4GB RAM Android Phone GSM Unlocked Smartphone...
  • 64GB Large Storage: Create amazing videos and pictures anytime with ease. With TCL 30 SE unlocked cell phone, you won't run out of space - 64GB...
  • 6.52" HD+ display: Powered by NXTVISION, AI optimization allows the screen to deliver more colorfulness and crisp clarity to immerse you in subtle...
  • Wireless carrier: Compatible with the T-Mobile and AT&T LTE networks. This device is currently not certified for use on Verizon. Not compatible with...
  • 50MP AI triple camera & Gesture shooting: With TCL 30 SE android phone, you can capture fast-moving subjects or take clear photos in dimly lit...
  • Two-day battery life: 5000 mAh massive battery lets you worry less about battery levels during weekends. Two-day battery life keeps you doing what you...
SaleBestseller No. 12
OnePlus 8 Pro (5G) Dual-SIM IN2023 128GB/8GB RAM (GSM + CDMA) Factory Unlocked Android Smartphone...
  • For USA Buyers : This Smartphone is compatible/will work with CERTAIN GSM Networks ONLY. For exact 2G GSM, 3G, 4G/LTE and 5G compatibility, please...
  • 6.78 inches, Fluid AMOLED capacitive touchscreen, 1B colors, 1440 x 3168 pixels, Corning Gorilla Glass
  • Dual SIM (Nano-SIM, dual stand-by)
  • 128GB Storage, 8GB RAM, No Card slot | Android 10.0; OxygenOS 10.0, Qualcomm SM8250 Snapdragon 865 (7 nm+), Octa-core (1x2.84 GHz Kryo 585 & 3x2.42...
  • Primary Quad Camera : 48 MP, f/1.8, 25mm (wide), 1/1.43", 8 MP, f/2.4, (telephoto), 48 MP, f/2.2, 13mm (ultrawide), 5 MP, f/2.4, (depth) | Dual-LED...
Bestseller No. 13
Xiaomi Redmi Note 11 - Smartphone 128GB, 4GB RAM, Dual Sim, Star Blue
  • International Model - No Warranty in US. Compatible with Most GSM Carriers like T-Mobile, AT&T, MetroPCS, etc. Will NOT work with CDMA Carriers Such...
  • Dual Nano sim 4G: LTE 1/2/3/4/5/7/8/20/28 LTE TDD: 38/40/41 - 3G: HSDPA 1/2/4/5/8, 2g Quad Band
  • Tmobile / Metro PCS Users: Phone Only works with previous sim card activated.
  • Rear Camera:50MP f/1.8 + 2MP Macro + 8MP UltraWide + 2MP Depth Sensor , Front Camera: 13MP, f/2.4, , Supports 2.4G Wi-Fi / 5G Wi-Fi, 5020mAh battery...
  • 128GB + 4GB RAM, Qualcomm Snapdragon 680, Octa-core,2.4GHz / Adreno 610 MIUI 12 based on Android 11
Bestseller No. 14
Samsung Galaxy A12 (A127F) 128GB Dual SIM, GSM Unlocked, (CDMA Verizon/Sprint Not Supported)...
  • Item Package Quantity - 1
  • Product Type - Cellular Phone
  • Connectivity Technology - Bluetooth
  • Memory - 128. Gb
Bestseller No. 15
SpeedTalk Mobile Universal SIM Card Starter Kit for 5G 4G LTE iOS Android Smart Phones | Talk Text...
  • Activate with any of SpeedTalk Mobile’s affordable nationwide wireless service plans available for purchase upon service activation
  • Most Verizon, AT&T and T-Mobile phones and unlocked GSM phones are compatible with these SIM card. Requires a 4G LTE or 5G unlocked device.
  • No Activation Fee. No Credit Check. No Contract. You have the option to port-in (keep) your existing phone number or get a new number upon activation....
  • No Activation Fee. No Credit Check. No Contract. You have the option to port-in (keep) your existing phone number or get a new number upon activation....
  • We have LIVE representatives ready to assist 365 days a year. Message us so we may assist you and provide you the best experience possible. We are...
Bestseller No. 16
$15/mo. Mint Mobile Phone Plan with 5GB of 5G-4G LTE Data + Unlimited Talk & Text for 3 Months...
  • WHAT YOU GET: Three (3) months of unlimited talk and text + 5GB of 5G-4G LTE data each month delivered on the nation’s largest 5G network
  • OH, YOU GET THIS TOO: 5G for Free + free mobile hotspot + Wi-Fi calling and text + free international calls to Mexico and Canada + 7-day money back...
  • HOW YOU GET IT: The SIM Kit comes with a 3-in-1 SIM card that includes standard/micro/nano sizes, insert the SIM into your device, and activate on the...
  • WHO SHOULD GET IT: Anyone who hates their phone bill
  • WHY YOU SHOULD GET IT: Mint Mobile took what’s wrong with wireless and made it right. We re-imagined the wireless shopping experience and made it...
Bestseller No. 17
Classic N64 Controller, SAFFUN N64 Wired USB PC Game pad Joystick, N64 Bit USB Wired Game Stick Joy...
  • Generic USB controller, this uses a standard USB port, if your program or application accepts USB controller input, it can be used natively without...
  • Supported Operating system: Windows 98, ME, Vista, 2000, 2003, XP, 7, 8, 8.1, 10; Linux UBUNTU, Linux Mint, Android Linux (via an USB OTG cable); Mac...
  • Supported Device (With USB storage device): PC, Notebook Computer, Laptop Computer; Android Smartphone: connect via an USB OTG cable; Raspberry Pi...
  • Supported Game Emulators: Current: Project64, 1964, MAME (MESS), Mupen64Plus, Sixtyforce, CEN64; Historical: Project Unreality, Corn, UltraHLE, Nemu64
  • Reliable Warranty: 100% Money Back Guarantee; hassle free 6-month replacement warranty with friendly and professional customer service. If you have...
SaleBestseller No. 18
Samsung Galaxy A53 5G (SM-A536E/DS) Dual SIM,128 GB 6GB RAM, Factory Unlocked GSM, International...
  • Charging Cube is Not Included*, 6.5", Super AMOLED, 120Hz, 800 nits,1080x2400 pixels, 5000mAh Battery
  • 128GB ROM, 6GB RAM, Exynos 1280 (5 nm), Octa-core, Mali-G68, Android 12, One UI 4.1
  • Rear Camera: 64MP, f/1.8 + 12MP, f/2.2 + 5MP, f/2.4 + 5MP, f/2.4, Front Camera: 32MP, f/2.2
  • 2G: GSM 850/900/1800/1900, 3G: HSDPA 850/900/1700(AWS)/1900/2100, 4G LTE B1/2/3/4/5/7/12/14/20/29/30/66/38/39/40/41/46/48, 5G: 2/5/41/66/77/78...
  • International Model - No Warranty in US. Compatible with Most GSM Carriers like T-Mobile, AT&T, MetroPCS, etc. Will NOT work with CDMA Carriers Such...
SaleBestseller No. 19
iSYFIX Sim Card Adapter Nano Micro - Standard 4 in 1 Converter Kit with Steel Tray Eject Pin
  • THE iSYFIX Nano Sim Card Adapter Kit helps you to convert a NANO SIM CARD into a MICRO SIM or a STANDARD SIM CARD, and a MICRO SIM CARD into a...
  • IT IS COMPLETELY REVERSIBLE, the nano to micro sim adapter is very handy to switch easily the sim card between different devices, cell phones or...
  • HIGH QUALITY MATERIALS and CNC carved to fit perfect. Fits all older phone models with normal or micro sim card devices. Compatible with all...
  • SUPER EASY INSTALLATION, only take seconds. No tools required. We advise to use your iSYFIX Nano Sim Adapter always with a manufacturer cut sim card...
  • INCLUDES: 1 tray for Nano to Micro, 1 tray for Nano to Standard, 1 tray for Micro to Standard SIM card and 1 steel eject pin. 1 Year Manufacturer...

Having trouble finding a great dual sim smartphone in usa?

This problem is well understood by us because we have gone through the entire dual sim smartphone in usa research process ourselves, which is why we have put together a comprehensive list of the best dual sim smartphone in usas available in the market today.

After hours of searching and using all the models on the market, we have found the best dual sim smartphone in usa for 2023. See our ranking below!

How Do You Buy The Best Dual Sim Smartphone In Usa?

Do you get stressed out thinking about shopping for a great dual sim smartphone in usa? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching dual sim smartphone in usa, which is why we have assembled a comprehensive list of the greatest dual sim smartphone in usa available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for dual sim smartphone in usa that you consider buying. Your questions might include the following:

  • Is it worth buying an dual sim smartphone in usa?
  • What benefits are there with buying an dual sim smartphone in usa?
  • What factors deserve consideration when shopping for an effective dual sim smartphone in usa?
  • Why is it crucial to invest in any dual sim smartphone in usa, much less the best one?
  • Which dual sim smartphone in usa are good in the current market?
  • Where can you find information like this about dual sim smartphone in usa?

We’re convinced that you likely have far more questions than just these regarding dual sim smartphone in usa, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for dual sim smartphone in usa, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible dual sim smartphone in usa. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an dual sim smartphone in usa buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available dual sim smartphone in usa currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of dual sim smartphone in usa has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an dual sim smartphone in usa?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your dual sim smartphone in usa.
  5. Customer Ratings: Number ratings grade dual sim smartphone in usa objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their dual sim smartphone in usa.
  7. Product Quality: You don’t always get what you pay for with an dual sim smartphone in usa, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an dual sim smartphone in usa is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining dual sim smartphone in usa information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding dual sim smartphone in usa is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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FAQ:

Q: What phones have dual SIMs?

A: Dual SIM phones are common in developing countries, especially in Southeast Asia and the Indian subcontinent , with local firms like Karbonn Mobiles, LYF, Micromax and Cherry Mobile releasing feature phones and smartphones incorporating multiple SIM slots.

Q: What phones have dual SIM cards?

A: Dual SIM is the ability to manage two SIM cards (or two phone numbers) at the same time. They are divided into DSDS and DSFA smartphones. Dual SIM smartphones are excellent for those who have more than one phone number, for example, private and work, or for those who prefer to experience different phone rates…

Q: What are dual SIM phones?

A: Dual SIM mobile phones are designed in nearly the same way as any other phone with the addition of a second transceiver which allows it to implement two separate Subscriber Identity Modules (SIMs). These small chips or cards slide into the backs of most mobile phones and help pick up cellular signals.

Q: What is dual SIM?

A: Two people can share a single phone,each with their own phone number and data stored on separate SIM cards. In a BYOD environment,employees can have their personal numbers and data separate from those for work. People can have a business number and a personal number on a single phone rather than dealing with separate handsets.