Reviews Low Cost Gprs Modem

USR 4G LTE Modem USR-G781 Industrial Celluar Serial Modem Data Converter to Ethernet Support APN and VPN Network

Support Dual Frequencies: GSM/GPRS 900/1800MHz.

DIGI XTP9B-PKI-R XTend-PKG-R Serial ~900 MHz RF Modem, 9XTend Replacement, PKG, RS232/485, North America

Support Quad Frequencies: GSM/GPRS 850/900/1800/1900MHz.

Dual Band GSM Modem with Wavecom Q2406B Module Wireless at Commands Data SMS

(4)Working Frequencies: GSM/GPRS 900/1800Mhz..
(5)Packing List:1x Modem, 1x Serial Cable,1x Power Adapter,1x Antenna..

Dual Band GSM Modem with Wavecom Q2406B Module at Commands SMS 900/1800Mhz

(4)Working Frequencies: GSM/GPRS 900/1800Mhz..
(5)Packing List:1x Modem, 1x Serial Cable,1x Power Adapter,1x Antenna..

Dual Band GSM Modem with Wavecom Q2406B Module at Commands Data SMS 900/1800Mhz

(4)Working Frequencies: GSM/GPRS 900/1800Mhz..
(5)Packing List:1x Modem, 1x Serial Cable,1x Power Adapter,1x Antenna..

Dual Band GSM Modem with Wavecom Q2406B Module USB Interface Wireless at Commands Data SMS

(4)Working Frequencies: GSM/GPRS 900/1800Mhz..
(5)Packing List:1x Modem, 1x USB Cable, 1x Antenna..

Dual Band GSM Modem with Wavecom Q2406B Module USB Interface at Commands SMS 900/1800Mhz

(4)Working Frequencies: GSM/GPRS 900/1800Mhz..
(5)Packing List:1x Modem, 1x USB Cable, 1x Antenna..

Dual Band GSM Modem with Wavecom Q2406B Module USB Interface at Commands Data SMS 900/1800Mhz

(4)Working Frequencies: GSM/GPRS 900/1800Mhz..
(5)Packing List:1x Modem, 1x USB Cable, 1x Antenna..

HiLetgo Smallest SIM800L GPRS GSM Breakout Module Quad-Band 850/900/1800/1900MHz SIM Card Slot Onboard with Antenna 3.7~4.2V

Mini GSM / GPRS breakout board is based on SIM800L module, supports quad-band GSM/GPRS network, available for GPRS and SMS message data remote transmission..
The board features compact size and low current consumption. With power saving technique, the current consumption is as low as 1mA in sleep mode..
It communicates with microcontroller via UART port, supports command including 3GPP TS 27.007, 27.005 and SIMCOM enhanced AT Commands..
AT command interface with "auto baud" detection..
TTL serial port for serial port, you can link directly to the microcontroller.

ICP DAS GTM-201P-3GWA Industrial Tri-Band 3G/GSM/GPRS WCDMA Cellular Modem with GPS Function

Applications:Remote Data Monitoring and Control, Water, gas and oil flow metering and schedule, Power station monitoring and control, Oil field, weather forecast, environmental protection, street lamp monitoring and control, Fleet management, Vending Machine, etc..
Industrial design, making it a reliable cellular solution for data collection and transmission.
Reliable GSM/GPRS/EDGE/UMTS/HSPA network connectivity, providing fast and cost-effective long-range wireless applications.
Quad-band GSM/GPRS/EDGE 850/900/1800/1900 MHz.