Appendix

Technical specifications

RF frequency band

5863.8 MHz — 5872.5 MHz

(handset to telephone base)

 

 

 

RF frequency band

912.75 MHz — 917.10 MHz

(telephone base to handset)

 

 

 

Channels

30

 

 

Modulation

FM

 

 

Operating temperature

32°F — 122°F

 

0°C — 50°C

 

 

Telephone base voltage

104 — 129Vrms

(AC voltage, 60Hz)

 

 

 

Telephone base voltage

AC9V @250mA

(AC adapter output)

 

 

 

Handset voltage

DC3.1 — 4.3V 400mAh

 

 

Charger voltage

DC9V @150mA

(AC adapter output)

 

 

 

Rechargeable battery

3.6V 400mAh

 

 

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.

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AT&T E1802B, E1833B, E5833B, E5802B user manual Technical specifications, Telephone operating range