Features:
1) Frequency: 900 / 1,800MHz, 850 / 1,900MHz
2) English or Spanish menu
3) Payphone function
4) Automatically adds local code
5) Calls records / memory
6) Hand free
7) Supports management through serial port and SMS
8) Supports network lock and SIM card lock
9) Centralized meter management for up to 8 payphones
10) LCD incoming call number displaying
11) Can charge for message and can charge for calling in / out
12) Intelligent power management
13) Dimensions: 250 x 310 x 120mm