Wireless Module A7 GSM GPRS GPS 3 In 1 Module is a GSM/GPRS/GPS 3 in 1 function module. It supports GSM/GPRS Quad-Band(850/900/1800/1900) network. Also, it supports voice calls, SMS messages, GPRS data service and GPS function. We can use it make a simple phone. The module is controlled by AT command via UART and supports 3.3 Volt and 4.2 Volt logic level. This is serial GSM / GPS core development board based on AI-Thinker’s A7 module. It supports dual-band GSM/GPRS network, available for GPRS and SMS message data remote transmission. Features Of A7 GSM GPRS GPS 3 in 1 Wireless Module Support the GSM / GPRS four bands, including 850,900,1800,1900MHZ Support China Mobile and China Unicom’s 2G GSM network worldwide GPRS Class 10 Support voice calls Support SMS text messaging Support GPRS data traffic, the maximum data rate, download 85.6Kbps, upload 42.8Kbps Supports standard GSM 07.07,07.05 AT commands and extended commands Ai-Thinker Support GPS and AGPS Supports two serial ports, a serial port to download an AT command port AT command supports the standard AT and TCP / IP command interface Support digital audio and analog audio support for HR, FR, EFR, AMR speech coding Support ROHS, FCC, CE, CTA certification Specifications: Power supply: DC 5-9 V Board size: 6*4 cm Support Voice, SMS, GPRS, GPS Package included: 1 x A7 GSM GPRS GPS 3 In 1 Module 1 x IPEX GPS antenna 1 x IPEX GSM antenna
