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Here is a series of VHF wireless microphone.

TRANSMITTER

. Carrier frequency: VHF 170-270MHz

. Modulation Mode: FM

. Transmitter Power : 10mW

. Oscillation: Quartz Controlled Fixed Frequency

. Max.Deviation Range: +-25KHz

. Current Consumption : <28mA

. Harmonic Radiation: <-50dBm

. Battery voltage: 1*9V battery or 2*1.5V AA battery,Continuous Using: 6 Hours

RECEIVER

. Carrier frequency: VHF 170-270MHz

. Modulation Mode: FM

. Oscillation: Quartz Controlled Fixed Frequency

. With the digital LED display

. Frequency stabilization: <+-30ppm

. Dynamic Range: >90dB

. S/N ratio: >100dB

. Total Harmonic Distortion: <0.8%@1 KHz

. Frequency Response: 40Hz-15KHz+-3dB

. Sensitivity: 5dBuB

. Image&Spurious Rejection: >85dB

. Ideal distance: 40m,the open place distance: more than 80m

Packaging