Vhf Wireless Microphone(mr-8318)

MAIN FEATURES ※ Using VHF 170-270 MHz band. ※ Antenna diversity receiver, clear the dead spot in working distance. ※ High effciency batteries consumption design, the microphone can continuously use for 5 hours. ※ Longest distance in open: 80 meters. Ideal distance in open: 60 meters. ※ Standard 19 inch fixing size. ※ It is suitable for ballrooms. classrooms and home use. SPECIFICATION Comprehensive Performance ※ Carrier Frequency: VHF170-270MHz ※ Frequency Stabilization: ±30ppm ※ Dynamic Range: >90dB ※ Total Harmonic Distortion: 0.8% ※ Frequency Response: 40Hz~15KHz±3dB ※ Audio Output Level: Balance 400mV Unbalance 400mV Receiver ※ Power Supply: DC 15V-17V ※ Consume Power: 2 WATT ※ Signal/Noise Ratio: >100dB ※ Image&Spurious Rejection: >80dB ※ Border Upon Channel Rejection: >80dB ※ Receiving Sensitivity: 5dBuV (sinad>20dB) ※ De-Emphasis: 50uS Handheld Microphone ※ Transmitter Power: 30mW ※ Modulation Type: FM ※ Deviation: 20KHz ※ Spurious Emission: >40dB ※ Battery Voltage: 3V (2x1.5V AA Battery) ※ Continuous Using: 5 hours