Technical specifications – AT&T 1440/1140 User Manual
Page 38
3 5
TECHNICAL SPECIFICATIONS
RF Frequency Band
912.75 MHz – 917.10 MHz
(Handset to base)
RF Frequency Band
2411.15 MHz – 2418.40 MHz
(Base to handset)
Channels
30
Modulation
FM
Operating Temperature 0°C – 50°C
Base Unit Voltage
104 – 129 Vrms
Base Unit Voltage
9 Vdc @ 300mA
(AC Adapter Output)
Handset Voltage
3.1 – 4.2 Vdc,600mAh
TECHNICAL SPECIFICATIONS
91-5393-30-00_ATT1440_R1 2003.3.27 10:25 AM Page 35
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