11 technical characteristics – Topcom Butler 3550/Twin User Manual

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Topcom Butler 3550/Twin

11 Technical characteristics

Standard:

DECT (Digital Enhanced CordlessTelecommunications)
GAP (Generic Access Profile)

Frequency range:

1880 MHZ to 1900 MHz

Number of channels:

120 duplex channels

Modulation:

GFSK

Speech coding:

32 kbit/s

Emission power:

10 mW (average power per channel)

Range:

300 m in open space /50 m maximum inhouse

Powersupply Basestation:

230V / 50 Hz / 55 mA

8VDC 300mA - 9VDC 120mA

Handset Batteries:

2 rechargeable batteries AAA, NiMh 550mAh

Handset autonomy:

100 hours in standby

Talk time:

10 hours

Charging time:

6-8 hours

Normal conditions of use:

+5 °C to +45 °C

Dialling mode:

Pulse / Tone

Flash time:

100 or 250 ms