U9 UHF Wireless Teacher Headset Microphone and Receiver Set for Amplifier or Speakers
U9 UHF Wireless Teacher Headset Micro and Receiver Set for Amplifier or Speakers
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Item No.: U9
UHF wireless micro connects any speaker or amplifier to be wireless device.
SD-U9 (UHF wireless micro&Receiver) Headset wireless micro:
1.Transmit Power output: 13dBm
2. Sensitivity: -61dB (+-1dB) (0dB=1V/Pa)
3. Direction features: Unidirectional
4. Polymer battery: 3.7V 550mA
5. Impedance: ≤2.2KΩ
6. Product size: 150*190*50mm
7. Net weight: 49g
8. Frequency response: 30-20000Hz
9. UHF frequency: 700-730MHz (visible)
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