900Mhz/1800Mhz (850/900/1800/1900Mhz optional)
Double LCD screen for host and guest separately
GSM Operator & SIM card lock
Call ID
Hand-free function
SMS function (optional)
Ring and volume adjustable
Large memory stored up to 200 call records
Optional GSM payphone management system available
Pre-paid or post-paid billing system are available
e-purse support
Support Twin SIM card (optional)
Internal or external antenna
lithium backup battery
Clock/date, call duration/credit display
Records history: Auto saves the last 100 dialed/received phone numbers
support remote management system
Color : white, light green, blue, brown (optional)
Network support: GSM900 and GSM1800 or 850/900/1800/1900Mhz
Power supply:
GSM850/900 mode - class 4 (2W)
GSM1800/1900Mhz mode - class 1 (1W)
Temperature: -10% - +55 degree
Backup battery: Lithium battery ¡Ý1100mAh
Adapter power supply: AC 220V+10%
Stand by hours: up to 36 hours
Talk time: up to 5 hours
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