Development Board Module Kit Fit for 850/900/1800/1900 MHz GPRS/GSM Antenna, 5~26V
Computer debugging USB--TTL. This module is powered by: 5V-26V, 5V 2A power supply is recommended. After plugging in the motherboard, the power supply must be able to supply 2A. The reason is that the GPRS Shield startup current and the maximum top current required to work up to 2A, but the USB port can not provide such a large current, so the external power supply equipment must be provided..
The other power supply port leads to the 3.7--4.5V power supply for lithium battery power supply. The serial 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..
Supports NGFF (M.2) KEY B cards or modules of type 30*42..
Supports M.2 card (Socket 2 SSIC-base WWAN) with USB port, such as 2G GSM, GPRS, 3G, CDMA, WLAN, WWLAN, HSPA MODEM, GPS, 4G WiMAX, LTE, Mini Card to desktop/Laptop PC, for example, for MU736/ME936/ME906V, for Sierra Wireless Airprime EM7305..
Easy installation requires no drivers, but make sure that your M.2 card or module is equipped with software drivers..
No external power supply required, and supports hot plug. Strong compatibility, for.
WindowsXP/Win7/Win8/Win8.1/Win10, for WinCE, for Linux/iMAC, etc..