- USB GSM modem pool
- GSM/GPRS: 900/1800MHz
- 1 x SIM card(big/small) slots
- Wireless access to internet
- Comply with GSM phase2 standard
- Send and receive SMS,MMS,Remote Control
- Maximum transmitting speed 115KBps
- Input voltage: 100 to 240V
- Working temperature: -20 to +60 degrees Celsius
- Storage temperature: -25 to +70 degrees Celsius
- Double tone multi-frequency function(DTMF)