Topcom Butler B3500/3501/Twin
9. 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 |
• | Base power supply: | 230 V / 50 Hz for the base |
• | Handset Batteries: | 2 rechargeable batteries AAA, NiMh 550mAh |
• | Handset autonomy: | 100 hours in standby |
• | Talk time: | 10 hours |
• | Charging time: | |
• Normal conditions of use: | +5 °C to +45 °C | |
• | Dialling mode: | Pulse / Tone |
• | Flash time | 100 or 250 ms |
20 | Topcom Butler B3500/3501/Twin |
