Technical Specifications - AT&T E1802B User Manual

Appendix

Technical specifications

Telephone operating range
This cordless telephone operates with the maximum power allowed by the Federal
Communications Commission (FCC). Even so, the handset(s) and telephone base
can communicate over only a certain distance - which can vary with the locations
of the telephone base and handset(s), the weather, the layout, and the construc-
tion of your home or office.
RF frequency band
(handset to telephone base)
RF frequency band
(telephone base to handset)
Channels
Modulation
Operating temperature
Telephone base voltage
(AC voltage, 60Hz)
Telephone base voltage
(AC adapter output)
Handset voltage
Charger voltage
(AC adapter output)
Rechargeable battery
50
5863.8 MHz — 5872.5 MHz
912.75 MHz — 917.10 MHz
30
FM
32°F — 122°F
0°C — 50°C
104 — 129Vrms
AC9V �250mA 9V �250mA �250mA
DC3.1 — 4.3V 400mAh 3.1 — 4.3V 400mAh
DC9V �150mA
3.6V 400mAh