B2500_DUO_v3scan.QXD 03-01-2003 12:34 Page 83
Butler 2500/DUO
10. TECHNICAL DATA
Range: | max. 300 m in open space |
| max. 50 m in buildings |
Dialling options: | DTMF (tone) |
Batteries: | 2 x 1.2V, 550 mAh AAA Type NiMH |
| rechargeable |
Max. standby time: | approx. 400 hours |
Max. talk time: | 17 hours |
Ambient temperature: | +5 °C to +45 °C |
Permitted relative air humidity: | 25 to 85 % |
Power supply base adapter: | 220/230V , 50 Hz |
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