• Samsung Galaxy S10+ Plus 128GB+8GB RAM SM-G975F/DS Dual Sim 6.4" LTE Factory Unlocked Smartphone International Model, No Warranty (Prism Black)

    Hybrid/Dual-SIM (Nano-SIM), Network Compatibility : 2G bands: GSM 850 / 900 / 1800 / 1900, 3G bands: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100, 4G LTE bands: 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) 6.4 inches, Dynamic AMOLED capacitive touchscreen, 16M colors, 1440 x 3040 pixels, Corning Gorilla Glass 6, 128GB Storage, 8GB RAM, Up to 512GB microSD Card slot (uses SIM 2 slot) Android 9.0 (Pie), Exynos 9820 Octa (8 nm), Octa-c... [Read More]

    • ASIN: B07NZX5BKH
    • ASIN: B07NZX5BKH
    • Brand: Samsung
    • Manufacturer: Samsung

  • AT&T USA Factory Unlocking Service for All iPhone 6S, 6S+, 6+, 6, 5, 5S, 5C, 4, 4S Clean and Out of Contract IMEI only accepted. Your device will be unlocked permanently and will operate on any GSM network worldwide. Fast Processing Time 1-48 hours.

    At&t iPhone Unlocking Service All iPhones 6S+, 6S, 6, 6+, 5, 5S, 5C, 4, 4S. This unlocking will allow you to use your Phone on any compatible GSM network worldwide. The processing time is typically 1-48 Hours. This service does not support iCloud locked devices. DO NOT SUBMIT IF YOUR DEVICE IS ICLOUD LOCKED. Blacklisted/lost/stolen or Barred devices are NOT accepted. If you have Unpaid Bills or the device is active on another account, it will NOT work on this service. Unlocking your Device is easy, here are the step to get it done: When submitting your order, send us the device IMEI via Amazon... [Read More]

    • ASIN: B015877RYG
    • ASIN: B015877RYG
    • Manufacturer: QUIKUNLOCK

  • Samsung Galaxy S9+ Factory Unlocked Smartphone 64GB - Midnight Black - US Warranty [SM-G965UZKAXAA]

    U.S. limited warranty. Latest Galaxy phone with Infinity Display, Duel Pixel Camera, iris scanning and Ip68-rated water and dust resistance. The phone comes with a stunning 5.8" Quad HD+ Super AMOLED display (2960x1440) with 570 ppi and world's first 10nm processor. Resolution (Main Display) - 2960 x 1440 (Quad HD+)and features rear camera resolution - 12.0 megapixel with auto focus and the front camera resolution of 8.0 megapixel with auto focus and has a video recording resolution at UHD 4K (3840 x 2160)@60fps . Features 4 gb RAM and ROM size of 64 GB and the available memory is approximatel... [Read More]

    • ASIN: B079JXY4TJ
    • UPC: 887276248639
    • ASIN: B079JXY4TJ
    • Brand: Samsung
    • Size: 64 GB
    • Manufacturer: Samsung Unlocked Devices

  • Samsung Galaxy S10+ Plus 128GB+8GB RAM SM-G975F/DS Dual Sim 6.4" LTE Factory Unlocked Smartphone International Model No-Warranty (Prism White)

    Hybrid/Dual-SIM (Nano-SIM), Network Compatibility : 2G bands: GSM 850 / 900 / 1800 / 1900, 3G bands: HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100, 4G LTE bands: 1(2100), 2(1900), 3(1800), 4(1700/2100), 5(850), 7(2600), 8(900), 12(700), 13(700), 17(700), 18(800), 19(800), 20(800), 25(1900), 26(850), 28(700), 32(1500), 38(2600), 39(1900), 40(2300), 41(2500), 66(1700/2100) 6.4 inches, Dynamic AMOLED capacitive touchscreen, 16M colors, 1440 x 3040 pixels, Corning Gorilla Glass 6, 128GB Storage, 8GB RAM, Up to 512GB microSD Card slot (uses SIM 2 slot) Android 9.0 (Pie), Exynos 9820 Octa (8 nm), Octa-c... [Read More]

    • ASIN: B07NZXBRPS
    • ASIN: B07NZXBRPS
    • Brand: Samsung
    • Manufacturer: Samsung

  • Samsung Galaxy Note 9 SM-N960F/DS 128GB/6GB (Midnight Black) 6.4" QHD+ sAMOLED Factory Unlocked GSM (No CDMA) - International Version (No Warranty in The USA)

    Unlocked cell phones are compatible with GSM carrier such as AT&T and T-Mobile, but are not compatible with CDMA carriers such as Verizon and Sprint. Please check if your GSM cellular carrier supports the bands for this model before purchasing, LTE may not be available in all areas: Dual Nano-SIM (4G + 4G) ; 3G WCDMA B1 / B2 / B4 / B5 / B8 ; 4G LTE B1 / B2 / B3 / B4 / B5 / B7 / B8 / B12 / B13 / B17 / B18 / B19 / B20 / B25 / B26 / B28 / B32 / B66 / B38 / B39 / B40 / B41 Display: 6.4 inches, Super AMOLED capacitive touchscreen, 16M colors, Main Camera: Dual: 12 MP (f/1.5-2.4, 1/2.55", 1.4µm,... [Read More]

    • ASIN: B07GBMJLZW
    • ASIN: B07GBMJLZW
    • Brand: Samsung
    • Size: 128 GB
    • Manufacturer: Samsung

  • TKSTAR Hidden Vehicles GPS Tracker, Waterproof Real Time Vehicle GPS Tracker Anti Theft Alarm Car Tracking Device Strong Magnet For Motorcycle Trucks Support Android and IOS TK905

    we have excellent customer service.If you have any questions, please send us an email. Warm tip: Our device only support GSM(2G) network,Pls buy a GSM(2G) SIM insert to the gps tracker,T-mobile and SpeedTalk support GSM(2G) network. We recommend:Speedtalk,$5 per month,it,s the cheapest month fee in all SIM. ATTENTION please don't buy less than $2.75 card, according to our test and customer feedback that less than $2.75 card network signal poor TKSTAR GPS tracker is perfect for vehicle fleet management, cars,truck or anything else you'd like to track. Whether it's your parents go travel alo... [Read More]

    • ASIN: B01N6H70C9
    • UPC: 709812177343
    • ASIN: B01N6H70C9
    • Brand: TK-STAR
    • Manufacturer: JUNEO

  • Apple iPhone 6, GSM Unlocked, 16GB - Gold (Renewed)

    What's in the box: Apple iPhone 6 Gold 16GB Unlocked , USB Cable/Adapter. Comes in a Generic Box with a 90-day Limited Warranty. PLEASE NOTE: Charge phone overnight before using for the first time to ensure full battery capability. In the event that the phone does not turn on initially - press and hold down the 'Power' and 'Home' buttons simultaneously until the Apple logo appears on the screen.

    • ASIN: B00YD545CC
    • UPC: 712201431643
    • ASIN: B00YD545CC
    • Brand: Apple
    • Size: 16 GB
    • Manufacturer: Apple Computer

  • 5G System Design: Architectural and Functional Considerations and Long Term Research

    This book provides a comprehensive overview of the latest research and standardization progress towards the 5th generation (5G) of mobile communications technology and beyond. It covers a wide range of topics from 5G use cases and their requirements, to spectrum, 5G end-to-end (E2E) system architecture including core network (CN), transport network (TN) and radio access network (RAN) architecture, network slicing, security and network management. It further dives into the detailed functional design and the evaluation of different 5G concepts, and provides details on planned trials and pre-com... [Read More]

    • ASIN: 1119425123
    • ASIN: 1119425123
    • ISBN: 1119425123
    • Manufacturer: Wiley

  • KT-G2 USA 4G GSM AUTO Relay Switch 12V Remote Control Box Wireless Gate Opener 4CH Output 10A Relay Contact(WiFi LAN+SMS+APP Simple Programming)

    Description4G Relay Switch works on the basis of 4G/3G network, so it requires a prepaid pay-as-you-go 4G SIM card from your cellular provider, No minutes are used as it doesn't actually answer the calls - it recognize caller ID and then reject your phone call to turn on the switch automatically.Its working way as same as your home wall mount manual press lights switch, the only difference is we changed manual press working way to Cell Phone wireless remote control. So the range of this relay switch is truly unlimited, You can remote control your home appliances anytime anywhere in the world!A... [Read More]

    • ASIN: B07JQRC93V
    • UPC: 710560797363
    • ASIN: B07JQRC93V
    • Brand: KiaoTime
    • Manufacturer: KiaoTime

  • Samsung Galaxy Note9 Factory Unlocked Phone with 6.4in Screen and 128GB - Ocean Blue (Renewed)

    The largest battery in a Note, ever. When you have a long-lasting battery, you really can go all day and all night. The Note9 has twice as much storage as the Note8, which means more music, more videos, more pictures, and less worry when it comes to space on your phone The Note 9 gives you a quick network connection for incredibly fast streaming and downloading, so you can do more, uninterrupted. Still amazing on screen, but now the S-Pen has more power off screen. Remotely control different applications and use the S pen to capture shots from far away, scroll, and play music. At 6. 4", the No... [Read More]

    • ASIN: B07H8QMZWV
    • UPC: 748926595667
    • ASIN: B07H8QMZWV
    • Brand: Samsung
    • Size: 128gb
    • Manufacturer: Samsung

  • Huawei Wi-Fi Router B310-518 Unlocked 4G LTE CPE 150 Mbps (4G LTE in USA Latin & Caribbean Bands) + Rj11 Up to 32 Users

    Huawei B310 is a new 4G LTE CPE with LTE Category 4 technology. Huawei B310 could achieve LTE connection of up to 150Mbps through its Gigabit Ethernet port. The B310 LTE CPE could cover smoother wireless network for 250 meters * LTE Download speed to 150mbps, upload speed to 50Mbps * WiFi 802.11b/g/n * Up to 32 wireless users could be connected simultaneously Two connectors for external antennas * One Telephone port and one port for LAN/WLAN

    • ASIN: B076BXKFT2
    • UPC: 756406710561
    • ASIN: B076BXKFT2
    • Brand: HUAWEI
    • Size: American Bands
    • Manufacturer: Huawei1

  • Sourcingbay M281 Gsm Wireless Telephone For Home Office

    Ideal GSM Cordless Telephone for home or officeThis cost-effective cordless telephone allows users to get connected to voice communications using the mobile phone network, instead of landline. After inserted 2G SIM card and charged battery, you can make and receive calls, as well as messages. Features: 1, Cordless telephones,large easy-to-read 2.4 inches LCD screen with backlight. 2, Powerful capacity of signals receiving, steady performance; 3, Calls lock; Clear talking setting; 4, User-friendly interface, easy to use 5, Low consumption, energy saving. Comes with wall charger and rechargable... [Read More]

    • ASIN: B0093378MS
    • UPC: 662425900350
    • ASIN: B0093378MS
    • Brand: Sourcingbay
    • Manufacturer: Sourcingbay

  • DanCoTek Smart Watch for Kids Girls Boys Children Unlocked 2G GSM Phone Phone Watch with Games (Blue)

    Designed for kids to have fun learning to tell time, taking selfies, and learning aboutnumbers from the games in the watch.   NOTE: The phone watch ONLY supports 2G GSM: 850/900/1800/1900, before buying, pleasedouble check with your Carrier if they are still supporting 2G. We recommend Speedtalk SIM by T-mobile, with $5 plan, and please double check from thisT-mobile supplier to see if there is services around your area. Indoor Residential for 2G GSM 1900 has to be ON. Otherwise the device will be offline.For other countries outside of USA, please double check with your local 2G GSM service... [Read More]

    • ASIN: B07JN57Q1C
    • UPC: 711274322049
    • ASIN: B07JN57Q1C
    • Brand: DanCoTek
    • Manufacturer: DanCo Technology Co., ltd

  • Samsung Galaxy Tab A (2019,4G/LTE) SM-T515 32GB 10.1" Factory Unlocked Wi-Fi + 4G/LTE Tablet - International Version, No Warranty (Black)

    NEXT-GENERATION FUN IN TABLET FORM. Fun just got a bit closer. We've put together a tablet that is as versatile and sophisticated as it is affordable, because next-generation fun belongs to every generation. Get premium without paying a premium with the Galaxy Tab A. For USA Buyers : This Smartphone is compatible/will work with any GSM Networks such as AT&T, T-Mobile. For exact 2G GSM, 3G, 4G/LTE compatibility, please check with your network provider in advance prior to your purchase. This phone WILL NOT WORK with any CDMA Networks such as VERIZON, SPRINT, US CELLULAR. Wi-Fi + 4G/LTE Tablet, ... [Read More]

    • ASIN: B07NR5MNHX
    • ASIN: B07NR5MNHX
    • Brand: Samsung
    • Manufacturer: Samsung

  • Samsung Galaxy Note 9 Factory Unlocked Phone with 6.4" Screen and 128GB (U.S. Warranty), Ocean Blue

    The new super powerful Note. The largest battery in a Note, ever. When you have a long-lasting battery, you really can go all day and all night.

    • ASIN: B07FZH9BGV
    • UPC: 887276284279
    • ASIN: B07FZH9BGV
    • Brand: Samsung
    • Size: 128 GB
    • Manufacturer: Samsung

  • New Blade Spark 16GB Z971 GSM Unlocked 5.5" Display 2GB RAM 13MP Camera Phone by ZTE - Black - USA Warranty

    GSM Unlocked cell phone is compatible with carriers like AT&T, T-Mobile, H20, Simple Mobile, Consumer Cellular, Metro PCS, Cricket, Straight Talk GSM, Tracfone GSM, Ting GSM, Project Fi GSM and other prepaid carriers. The unlocked

    • UPC: 599618855
    • Model: Z971
    • Color: Black
    • Rating: 3.857

  • Slide Dual SIM Unlocked Quad-Band (850/900/1800/1900 MHz) 2G GSM Flip Phone, compatible with all GSM Networks worldwide - White

    Slide Dual SIM Unlocked Quad-Band (850/900/1800/1900 MHz) 2G GSM Flip Phone, compatible with all GSM Networks worldwide -

    • UPC: 582992928
    • Model: FL3002-WH
    • Color: White
    • Rating: 5.0

  • BlackBerry KEYone 64GB Limited Editions Black BBB100-2 Single Sim - GSM ONLY, NO CDMA - International Version - No Warranty in the USA

    The BlackBerry KEYone BLACK reimagines how we communicate with a Smart Keyboard that goes beyond typing. Up to 52 customizable shortcuts transform each letter key for quick access to your favorite apps and most important

    • UPC: 709138531
    • Model: KEYone
    • Color: Black

  • ZTE Prelude Plus + Z851 GSM Unlocked 4G LTE Quad Core- 8GB- 5.0 LCD- 5MP Flash- Android 7.1- Usa Latin & Caribbean Desbloqueado

    Uncover the value of performance and accomplish more with the ZTE Prelude+. Advanced features allow you to maximize the usefulness of your ZTE Prelude+, so you never miss out on a moment of the action.

    • UPC: 344358837
    • Model: Z851
    • Color: Black

  • New Coolpad REVVL Plus 32GB C3701A GSM Unlocked 4G LTE 6" Full HD Display 2GB RAM Dual 13MP + 5MP Camera Phone - Black - USA Warranty

    View life in pixel-perfect clarityAmazing 13MP and 5MP dual rear facing cameras to captureBeautiful 6” FHD Display for a premier viewing experience with sharper text and more

    • UPC: 548367319
    • Model: CPREVLPLU
    • Color: Black

  • New Sealed in Box HTC One (A9) 32GB Opal Silver (Sprint) Smartphone Unlocked GSM

    The HTC One A9 features a super-thin metal frame with an elegant finish, expandable SD card memory and edge-to-edge Corning Gorilla Glass 4. Unleash your inner photographer with the HTC One A9. Take blur-free photos

    • UPC: 951081768
    • Color: Opal SilverOff-White

  • BLU VIVO 5 Mini V050QBLACK Smartphone - 3G GSM 850/1700/1900/2100 (Refurbished)

    BLU Vivo 5 Mini V050Q - black - 3G HSPA+ - 8 GB - GSM -

    • UPC: 152502714
    • Model: 5 Mini V050Q
    • Color: Black
    • Rating: 2.667

  • ZTE MF275R 4G LTE GSM UNLOCKED Wireless Internet Hotspot +Phone Base (Certified Refurbished)

    The ZTE MF275R Turbo Hub provides both high speed internet and voice services for the ultimate connected experience. Connect up to 20 Wi-Fi devices and enjoy crystal-clear unlimited nationwide calling. Even if you lose power,

    • UPC: 478827441
    • Model: MF275R
    • Rating: 1.0

  • New Google Pixel 2 64GB G011A GSM + CDMA Factory Unlocked 5" AMOLED Display 4GB RAM 12.2MP Smartphone - Just Black - USA Version

    NETWORK2G bands : GSM 850 / 900 / 1800 / 1900 CDMA 800 / 19003G bands : HSDPA 850 / 900 / 1700(AWS) / 1900 / 2100 CDMA2000 1xEV-DO4G bands : LTE band 1(2100), 2(1900),

    • UPC: 406928890
    • Model: G011A
    • Color: Black

  • Huawei Mate 20 Pro 128GB 4G LTE GSM UNLOCKED 40MP 6GB RAM Twilight (Certified Refurbished)

    Limitless human imagination—that’s the inspiration for the new HUAWEI Mate 20 Pro. The breakthroughs in technology will blur the lines between what you can dream and what you can do. Iconic Design Aesthetics Meet

    • UPC: 521737149
    • Model: LYA-L0C
    • Color: Blue

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