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Technical specifications
RF frequency band
1921.536MHz - 1928.448MHz
Channels
5
Console voltage
(AC voltage, 50/60Hz)
100Vrms - 120Vrms
Console voltage
(AC adapter output)
6VDC @800mA
Backup batteries
Four 1.5V AA size alkaline batteries
Headset jack
2.5mm, 32-150ohm
Operation with backup batteries
Operating time*
Talk time (corded handset earpiece)
Up to 4.8 hours
Talk time (console speakerphone)
Up to 3.9 hours
Standby
Up to 5 hours
* Operating times vary depending on your actual use and the age of the battery.