HyperSound M100 Wireless Microphone

Description Professional UHF wireless Microphone Frequency Range: 739.4MHZ-861.8MHZ Frequency stability:< 10ppm Dynamic range: >80dB Harmonic distortion:<0.3% Frequency response:40Hz-18kHz Audio output: Balanced output:0-300mV Hybrid output:0-300mV Rated current consumption:300mA Power adapter operating voltage: AC220V-50Hz Power adapter output voltage:DC5V S/N ratio: >80dB Spurious suppression: >80dB Adjacent Channel Interference Ratio (ACIR): >80dB Receiver sensitivity:<5dBuV(S/Nz20dB) De-emphasis:50uS Transmission Power:30mW(Max) Modulation: FM Maximum Modulation: 25KHz Power Voltage:3V(2 AA1.5V alkaline batteries) Rechargeable battery charging time:8 hours(Using a rechargeable battery with a capacity above 1600mA) Product size:170x100x50mm Packing size:390x85x300mm