Features: The A9G development board is a versatile development board based on A9G GPRS-GSM + GPS-BDS module that can be used to validate the Basic-communication functions and peripheral functions of the A9G module. A9G development board with the phone / SMSGPRS networking communications, GPS-BDS dual-mode positioning capabilities. A9G development board contains a lithiums battery charging management, microphone, speaker interface, USB communication interface, multiple user keys / led, TF card slot, accelerometer, I2C2 interface, ADC-interface. A9G development board camera expansion board, an external 30W / 200W camera. A9G development board coin machine expansion board, can be external traditional coin machine. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Quantity:1pcs