AT&T 929 User Manual download pdf (Page 19)

17

Appendix

Technical specifications

REN 1.5B

Power

Line feed voltage 48V

+

/- 2V

Line loop current 18mA to 100mA

Ringer levels Off = 0dB

HI = 85dB

Compliance FCC and UL approved

Memory One-touch memory: 3 memory locations,

16 digits per location

Two-touch memory: 10 memory locations,

16 digits per location

Three AA batteries are required for

backlighting of the AUDIO ASSIST, MUTE

and lights. The telephone must also

be connected to a telephone line for all

features to work.

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