Topcom BUTLER 920 - Manual (Page 23)

English
21
Technical data
11 Technical data
12 Default settings
Range up to 300m in open space
up to 50m indoors
Handset Batteries: 2 x 1.2V, 600mAh AAA Type NiMh
rechargeable
Base power supply 220/230V / 50 Hz
Handset autonomy 100 hours in standby
Handset talk time 11 hours
Normal conditions of
use +5 °C to +45 °C
Permitted relative air
humidity 25 to 85%
Dialling mode Pulse / DTMF (Tone)
Memories 10 indirect with max. 25 digits
Flash time 100 ms
Dialling mode: Tone
Ring volume Level 3
Ring melody Ringer 8
Base PIN 0000