Technical Characteristics - Topcom BUTLER 3500 User Manual

Topcom Butler B3500/3501/Twin

9. TECHNICAL CHARACTERISTICS

• Standard:
• Frequency range:
• Number of channels:
• Modulation:
• Speech coding:
• Emission power:
• Range:
• Base power supply:
• Handset Batteries:
• Handset autonomy:
• Talk time:
• Charging time:
• Normal conditions of use:
• Dialling mode:
• Flash time
20
DECT (Digital Enhanced Cordless Telecommunications)
GAP (Generic Access Profile)
1880 MHZ to 1900 MHz
120 duplex channels
GFSK
32 kbit/s
10 mW (average power per channel)
max 300 m in open space /10-50 m inhouse
230 V / 50 Hz for the base
2 rechargeable batteries AAA, NiMh 550mAh
100 hours in standby
10 hours
6-8 hours
+5 °C to +45 °C
Pulse / Tone
100 or 250 ms
Topcom Butler B3500/3501/Twin