品牌:华为
起订:1个
参数介绍：
Working bands |
TD-SCDMA2100/1900 MHz GSM900/1800 MHz (Data onlyor Telematics) For detailed information about the working bandssupported, seeOverview. |
Working temperature |
Normalworking temperature: –20°C to +70°C |
Extreme working temperatures: –30°C to –20°C and+70°C to+75°C |
|
Ambient temperature for storage |
–40°C to 85°C |
Power voltage |
3.3–5.5 V (3.8 V is recommended.) |
AT commands |
See theHUAWEI MT509 LGA Module AT CommandInterface Specification. |
Applicationinterface (116- pin LGA |
UART (supporting 8-wire UART) |
One standard Subscriber Identity Module (SIM) cardinterface (3 Vor 1.8 V) |
|
Audio(OPTION) : |
(only telematics version supports thisfunction) For detailed information about the working bandssupported, seeOverview. |
2×Micphone in/1×Handset out/1×Speaker out/1×PCM |
|
SMS |
Management of text messages: read messages, deletmessages, storage status, and message list |
