Topcom Butler 2501 DUO User Manual
Page 55
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10. TECHNICAL DATA
Range:
max. 300 m in open space
max. 50 m in buildings
Dialling options:
DTMF (tone)
Batteries:
2 x 1.2V, 300 mAh AAA Type NiCd
rechargeable
Max. standby time:
approx. 200 hours
Max. talk time:
9 hours
Ambient temperature:
+5 °C to +45 °C
Permitted relative air humidity:
25 to 85 %
Power supply base adapter:
220/230V , 50 Hz
55
Butler 2500/2501/DUO
B2500_2501_DUO.QXD 22/3/02 1:51 pm Page 55
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