บอร์ดทดลอง sim 900

Board Feature:

• one full function UART onboard
• RS232 interface, easy to debug by PC
• Auto/manual selftest when poweron
• MIC and Headphone interface onboard

 SIM900 General Features 
- Quad-Band 850/ 900/ 1800/ 1900 MHz 
- GPRS multi-slot class 10/8 
- GPRS mobile station class B 
- Compliant to GSM phase 2/2+ 
  – Class 4 (2 W @850/ 900 MHz) 
  – Class 1 (1 W @ 1800/1900MHz) 
- Dimensions: 24* 24 * 3 mm 
- Weight: 7g 
- Control via AT commands (GSM 07.07 ,07.05 and   
  SIMCOM enhanced AT Commands) 
- SIM application toolkit 
- Supply voltage range 3.4 ... 4.5 V 
- Low power consumption 
- Normal Operation temperature: -30 °C to +80 °C

Package listing :

1 mainboard+SIM900

1 ANT

1 power adapt