User guide

41Technical Specications
10. Technical Specications
RF frequency band 1921.536 MHz – 1928.448 MHz
Channels 5
Operation temperature 10°C~40°C
Base voltage
(AC voltage, 50Hz/60Hz)
100~230V AC
Base voltage
(Adapter output)
6.5V DC / 0.3A and 7.5V DC / 0.2A
Handset voltage 3.7V 277mAh Lithium battery
Charger voltage
(Adapter output)
7.5V DC / 0.2A