Vtech VH621 User Manual - Page 40
Technical specifications
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Appendix Technical specifications RF frequency band Channels Operating temperature Headset charger voltage (AC adapter output) Headset voltage Battery 1921.536MHz - 1928.448MHz 5 32°F - 122°F 0°C - 50°C 6VDC @400mA 3.2VDC - 4.2VDC 3.7V 140mAH 36
36
Appendix
Technical specifications
RF frequency band
1921.536MHz - 1928.448MHz
Channels
5
Operating temperature
32°F - 122°F
0°C - 50°C
Headset charger voltage
(AC adapter output)
6VDC @400mA
Headset voltage
3.2VDC - 4.2VDC
Battery
3.7V 140mAH