A7 mini GSM/GPRS GPS module support 850MHz/900MHz/1800MHz/1900MHz quad band for worldwide use</br>New added GPS function, enable you to develop batter performance wireless data communication system than the A6 type</br>Support SMS,voice call and GPRS wap service with 85.6Kbps downloading and 42.8Kbps; Support GSM 07.07,07.05 AT and Ai Thinker extension command,Support digital and analog audio (HR,FR,EFR,AMR voice code)</br>Come with Breadboard Breakout Adapter Board, Working Voltage:3.3V-4.2V</br>Support Command Type: GSM07.07,07.05 AT and Ai Thinker extension command</br></br>Product Description</br></br><b>A7 GPS GPRS GSM Module Quad Band SMS Voice 850MHz 900MHz 1800MHz 1900MHz and Breadboard Breakout Adapter Board with 2pcs Antenna for Arduino<br/><br/>Description:</b><br/><br/>This is a mini GSM/GPRS module equipped with A7 quad band chip supporting 850/900/1800/1900MHZ worldwide communication band and GPS function. This module support SMS,voice call and GPRS wap service with 85.6Kbps downloading and 42.8Kbps uploading speed ideal for DIY your wirless data communiction system<br/><br/><b><b>Specifications:</b></b><br/>Working Band:850/900/1800/1900MHz<br/>GPRS Class: 10<br/>Sensitivity: andlt;-105<br/>GPRS mobile station:class B<br/>Communication Mode:SMS,voice call<br/>GRPS Speed:85.6Kbps(download),42.8Kbps(upload)<br/>Support Command Type: GSM07.07,07.05 AT and Ai Thinker extension command<br/>Support Audio Type:digital and analog(HR,FR,EFR,AMR voice code)<br/>Working Voltage: 3.3V~4.2V<br/>Boot Voltage: andgt;3.4V<br/>Operating Temperature: -30℃ ~ +80℃<br/>Standby Current: andlt;3mA<br/>Module Size:22.8(L) * 19.8(W) * 2.5(H)mm/0.90(L) * 0.78(W) * 0.10(H)inch<br/><br/>Package Including<br/>1 * A7 GSM GPRS GPRS Module<br/>1 * A7 Breadboard Breakout Adapter Board<br/>2 * Antenna</br><br/>http://www.amazon.com/gp/product/B01NCNJOSI