Reviews Gsm 900 Mhz

Blackberry Z10 16GB OS 10 GSM Unlocked Smartphone - Black

BlackBerry 10 upgradable to v10.1, Dual-Core 1.5 GHz Krait Processor, Chipset: Qualcomm MSM896 Snapdragon, Adreno 225 Graphics.
8 Megapixel Camera (3264 x 2448 pixels) ) w/ Autofocus, LED Flash + Front-Facing 2 Megapixel Camera, 720p@30fps + Video 1080p@30fps, video stabilization.
Internal Memory: 16GB storage, 2GB RAM + microSD Slot Expandable up to 64GB.
Model: STL100-4 GSM 850 / 900 / 1800 / 1900 CDMA 800 / 1900, HSDPA 900 / 2100, LTE 700 MHz Class 13.
Unlocked cell phones are compatible with GSM carriers like AT&T and T-Mobile as well as with GSM SIM cards (e.g. H20, Straight Talk, and select prepaid carriers). Unlocked cell phones will not work with CDMA Carriers like Sprint, Verizon, Boost or Virgin..

LTE Band 13/4 (700/1700 MHz), CDMA/1xEVDO Rev. A (800/1900 MHz).
Global - EDGE/GSM (850/900/1800/1900), HSPA/UMTS (850/900/1900/2100).
Dual 4 MP Cameras w/ Autofocus, Dual-LED, geo-tagging, face/smile detection, HDR, panorama.
5-inch Super LCD3 Multi-Touchscreen w/ Protective Corning Gorilla Glass 3.
32GB, 2 GB RAM with microSD Slot Expandable up to 128GB.

... port is perfectly compatible. The TTL serial port is compatible with 3.3 and 5V microcontrollers..
Make sure your SIM card is not locked. The best baud rate for GPRS Shield communication is 19200 BPS 8-n-1 (GPRS Shield automatically matches baud rate by default). Quad-Band 850 / 900/ 1800 / 1900 MHz - would work on GSM networks in all countries across the world..
GPRS multi-slot class 10/8. GPRS mobile station class B. Compliant to GSM phase 2/2+. Class 4 (2 W @ 850 / 900 MHz). Class 1 (1 W @ 1800 / 1900MHz). Control via AT commands - Standard Commands: GSM 07.07 & 07.05 | Enhanced Commands: SIMCOM AT Commands. Short Message Service - so that you can send small amounts of data over the network (ASCII or hexadecimal)..

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 as Verizon, Sprint, Boost..
6.1 " max vision screen, 720 x 1560 pixels, 19.5:9 ratio, Mediatek MT6762 Helio P22 (12 nm), Octa-core Processor, FM Radio, Hotspot.
32GB ROM, 2GB RAM, microSD, up to 512 GB (uses shared SIM slot), Dual SIM (Nano-SIM, dual stand-by), Fingerprint Reader.
Dual Rear Camera - 13MP + 2MP, Front Camera - 8MP, Removable 3000mAh Battery, Android 9.0 (Pie).
2G - GSM 850/900/1800/1900 MHz, 3G - WCDMA 850/900/1700/1900/2100 MHz, 4G - LTE B1 (2100), B2 (1900), B3 (1800), B4 (1700/2100), B5 (850), B7 (2600), B8 (900), B28 (700 APT).

4G LTE Unlocked Any GSM Nano Sim Carrier Desbloqueados GSM (Not Verizon Sprint Net10 or Any CDMA Carrier).
1 Nano Sim GSM 850/900/1800/1900 MHz, UMTS 850/1700/1900 Mhz, LTE Bands 2/4/5/12 (Not CDMA CARRIERS Sprint Verizon Virgin and more).
LCD 5.0 Inch / 5mp Flash LED + 2MP camera for self-portraits and video...
16gb Storage (9.7 GB User) Support Up to 128gb micro SD (Not Included) / 2 Gb Ram. Great phone.
alcatel tetra Processor: MSM8909 Quad Core CPU 1.1GHz / Android 8.1 Oreo. Inside the Box: Charger, Battery, USB Cable, Manual, Phone..

For USA Buyers : This Smartphone is compatible/will work with CERTAIN GSM Networks ONLY. For exact 2G GSM, 3G and 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 and T-Mobile..
Dual-SIM, Network Compatibility : SIM CARD 1[ 2G GSM 850 / 900 / 1800 / 1900 and/or 3G WCDMA 800(B19) / 850(B5) / 900(B8) / 1700|2100(B4) / 1900(B2) / 2100(B1) and/or 4G LTE 800(B20) / 850(B5) / 850(B19) / 900(B8) / 1700|2100(B4) / 1800(B3) / 1900(B2) / 2100(B1) / 2600(B7) and/or TD-LTE : 2300(B40) / 2500(B41) / 2600(B38) ] and SIM CARD 2 [ 2G GSM 850 / 900 / 1800 / 1900 ].
6.2" inch, HD+ (1520*720), Max Vision display, 270ppi | IP68 dust/water resistant (up to 1.5m for 35 mins) | Drop-to-concrete resistance from up to 1.5m | MIL-STD-810G compliant.
64GB Storage, 4GB DDR4, Up to 512 GB with microSD card support | Android 9 Pie, MediaTek Helio P70 processor with 2.0GHz octa-core CPU and Mali-G72 900Mhz GPU, 4000 mAh Non-removable Battery.

4G LTE Unlocked Any GSM Nano Sim Carrier Desbloqueados GSM (Not Verizon Sprint Net10 or Any CDMA Carrier).
1 Micro Sim GSM 850/900/1800/1900 MHz, UMTS 850/1700/1900 Mhz, LTE Bands 2/4/5/12 (Not CDMA CARRIERS Sprint Verizon Virgin and more).
13 MP Flash LED + 8 MP Front Camera / Android.
16gb Storage (9.7 GB User) Support Up to 128gb micro SD (Not Included) / 2 Gb Ram..
Processor: Qualcomm Snapdragon? 615 1.5 GHz Octo-core.

Product Name: LTE 4G Omnidirectional Antenna；.
Frequency Range ：700MHz, 800MHz, 900MHz, 1800MHz, 1900MHz, 2100MHz, 2600MHz, 2700MHz.
V.S.W.R :1.8.Compatible 2G 3G GSM Terminal Frequency.

4G LTE Unlocked Any GSM Carrier Desbloqueados GSM Worldwide (Phone does NOT work on Verizon Sprint Net10 or Any CDMA Carrier).
1 Nano Sim 4G LTE B3 (1800) B5 (850) B40(2300) UMTS 3G 850/900/1900/2100 GSM 850/900/1800/1900 MHz, (Only Works 3G In USA).
5MP (interp. to 8MP) Flash LED + 2MP (interp. to 5MP) Front Camera LCD 5.0" (Inside the box: Charger, Battery, Manual, Phone).
8 gb Storage (4.2 GB User) Support Up to 32gb micro SD (Not Included) / 1GB Ram.
Android Go (Oreo Edition) Processor: MSM8909 Quad Core CPU 1.3GHz / Android Oreo (Go Edition).