Dimension：35.0mm x 45.0mm x 3.3mm Frequency：WM6681(800MHz), WM6690/1/6(1900MHz), WM6615(450MHz-
A,B,C,F,H,I Block)
Connector：Direct Solder Connection, 63 Solder Pad (4 GND Pad)
Antenna connector : Solder Connection with Main PCB Board，module also provide
RF Cable Connector （Murata MM8430-2610RB3）
32+8Mbit is default, 64+16Mbit is optional
Communicates with external MCU via AT command through Uart2 Port
Software update and debug via Uart1 or USB Port
Real-time Clock Get from CDMA network
Data service is optional（Need Change BB chip to CBP5.1）
Two Audio Channel to Driver Outer Differential Receiver and Speaker audio amplify
Two Audio Microphone Channel input to receive Outer MIC signal
Support 5*6 Matrix Key pad Connection
Support SPI mode LCD Connection (Default is 128*64dots FSTN LCD)
High performance, more stable, low power
Support both R-UIM card and non R-UIM
FM Radio: Provide FM control signal
2.2 Other Specifications
Operating Temperature： -20°C ～ 55°C
Storage Temperature： -40°C ～ 85°C
Humidity： 0 ～95%
For CDMA 800Mhz, 1900Mhz, 2100Mhz modules, for 450Mhz CDMA FWT/FWP, for EVDO contact us for details, please.
