Description:
portable wireless terminal gsm desk phone sim card mobile desktop telephone
item specifics:
color: black
shell material: plastic
size:196x152×51mm / 7.7x6x2 in
output power:
gsm900 way: class 4 (2w)
gsm1800 mode: class 1 (1w)
working temperature: 0 ~ 55 degree
relative humidity: 5% to 95%
adapter input voltage: ac 50hz, 220v + 10%
backup battery: ni-mh battery, 3000 mah
standby time: 48-72 hours, depending on the network status may be (battery power)
talk time: 2-6 hours, depending on the network status may be (battery power)
charging time: for the first time more than 12 hours, after 6 hours
operating frequency: gsm850mhz-900mhz-1800mhz-1900mhz