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- Parameter specifications
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- Commodity name: BD550
- Commodity ID: BD550
- Brand: Hytera
BD550 Digital Commercial Handheld Interphone
● Direct mode dual slot communication
● Strong anti-interference ability
● User defined identification
● Digital analog compatibility
● High definition OLED screen
● Clear and loud sound quality
● VOX hands-free voice control -
General specifications
Frequency range: UHF 400-470MHz VHF 136-174MHz
Number of channels: 256
Channel spacing: 12.5/25KHz
Battery capacity: 1500mAh (lithium ion)
Average battery operating time (5-5-9 duty cycles, high-power transmission): analog 12 hours/digital 16 hours
Working temperature range: -30 ℃~+60 ℃
Working voltage: 7.4V
External dimensions: 110mm x 59mm x 30mm
Overall weight: 250g
Frequency stability: ± 0.5ppm
Transmitters
Output power: UHF 4W/1W VHF 5W/1W
Modulation method: Analog 16K Φ F3E@25KHz 11K Φ F3E@12.5KHz Digital 12.5KHz data and voice 7K60FXW. Data only 7K60FXD
Clutter and harmonics: -36dBm<1GHz -30dBm>1GHz
Signal to noise ratio: 40/45dB
Audio distortion: ≤ 3%
Modulation limit: ± 2.5@12.5KHz ± 5.0@25KHz
Audio response:+1~-3dB
Digital vocoder type: AMBE++
Digital protocol: ETSI-TS102361-1. -2. -3
Receiver
Sensitivity: Analog ≥ 0.22 μ V (12dB SINAD) digital ≥ 0.22 μ V/BER5%
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