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28 Topcom Butler 4450/Twin/Triple/Quattro
Topcom Butler 4450/Twin/Triple/Quattro
9.3 Warranty exclusions
Damage or defects caused by incorrect treatment or operation and damage resulting from
use of non-original parts or accessories not recommended by Topcom are not covered by
the warranty.
Topcom cordless phones are designed to work with rechargeable batteries only. The
damage caused by the use of non-rechargeable batteries is not covered under warranty.
The warranty does not cover damage caused by outside factors, such as lightning, water and
fire, nor any damage caused during transportation.
No warranty can be claimed if the serial number on the units has been changed, removed or
rendered illegible.
Any warranty claims will be invalid if the unit has been repaired, altered or modified by the
buyer or by unqualified, non-officially appointed Topcom service centres.
10 Technical characteristics
Standard: DECT (Digital Enhanced Cordless Telecommunications)
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: max 300 m in open space /10-50 m inhouse
Base power supply: 230 V / 50 Hz for the base
Handset Batteries: 2 rechargeable batteries AAA, NiMh 550mAh
Handset autonomy: 200 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
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