User Manual
Smart Machine Smart Decision 
 SIM7600A_User Manual_V1.01    2017-10-10 
11
Audio feature 
Support PCM interface 
Only support PCM master mode and short frame sync, 16-bit linear data 
formats 
UART interface 
A full modem serial port by default 
Baud rate: 300bps to 4Mbps(default:115200bps) 
Auto-bauding baud rate: 9600,19200,38400,57600,115200bps 
Can be used as the AT commands or data stream channel.   
Support RTS/CTS hardware handshake   
Multiplex ability according to GSM 07.10 Multiplexer Protocol. 
USB  USB 2.0 specification-compliant as a peripheral 
Firmware upgrade USB 
Firmware upgrade over USB interface 
USB 2.0 specification-compliant as a peripheral 
Physical characteristics   
Weight:5.5g 
Size:30*30*2.9mm 
Temperature range 
Normal operation temperature: -30°C to +80°C 
Extended operation temperature: -40°C to +85°C* 
Storage temperature -45°C to +90°C 
*Note: Module is able to make and receive voice calls, data calls, SMS and make 
WCDMA/HSPA+/LTE traffic in -40℃ ~ +85℃. The performance will be reduced slightly from 
the 3GPP specifications if the temperature is outside the normal operating temperature range 
and still within the extreme operating temperature range.   










