B-264Wireless towed second-hand holders

Product description

1. Stable PLL digital PLL integrated technology and intelligent digital circuit are adopted, with strong stability.
2. Dual channel UHF wireless microphone, 200 channels optional, more convenient stacking machine.
3. Host mirror large two-color display, volume, channel radio frequency, receiving gear working state at a glance.
4. Use high sensitivity entertainment special microphone core, high frequency clear, wide range of middle and low voice, easy into the microphone.
5. No switch impact sound to ensure the safety of the rear amplifier and speaker.
6. Transmitter microphone and receiver are equipped with LIQUID crystal display, and the working state is clear at a glance.
7. Handheld support high and low power switching, use the applicable width, can be adjusted according to the size of the field power switching receiving distance.
8. The handheld board adopts multi-stage narrowband high-frequency and intermediate frequency selective filtering to eliminate interference signals.
9. Channel independent ID coding design, strong anti-interference.
The electronic volume control of the independent knob of the main engine is more accurate and eliminates the noise resistance of potentiometer.
Comprehensive indicators:
Frequency range: 640-690 MHZ
Frequency stability: ±0.001%
Dynamic range: & GT;110 db
Frequency response: 50HZ-20khz
Harmonic distortion: ≤0.1%@1KHz
Audio output: Hybrid: 0-600MV, balanced: 0-600MV
Service distance: 70 m
Receiver:
Power supply: DC 12 to 15 v
SNR: ≥105dB
Sensitivity: -100 DBM
Power consumed: 3 WATT
Transmitter:
Transmission power: 20mW
Modulation :FM
Maximum major: 40KHz
High harmonics: & GT;60dB
Supply voltage: 3V/1.5V AA battery