Blastking MHU404 Four Handheld UHF Wireless Microphone System

Main Features Receiver with LCD Display Digital Signal Processor High-Fidelity Cartridge Module Infrared Carrier-Frequency Synchronization Easy Frequency Scan and Synchronization Super Anti-Jamming Circuit Design Super-Low Background Noise Frequency Auto Search 19-inch 1-Space Rack Mountable Specifications Frequency Range: 510~560 MHz or 640~690 MHz Frequencies: 4x50 CH’s Frequency Stabilization: <±30ppm Dynamic Range: >90dB Total Harmonic Distortion: < 0.5 % Frequency Response: 50Hz ~ 15 KHz Transmitter Transmitter Power: 3-8mW Modulation Method: π /4 -DQPSK Sampling Ratio: 48KHz Delay Time of Audio Transmission: <3ms Battery Voltage: AA1.5V x 2 Receiver Power Supply: AC 100-240V 50/60Hz, DC12V Power Consumption: 200mW S/N Ratio: >96dB RX Sensitivity: <-94dBm Unique ID Address: Yes Audio Output: Balanced Type 0~±500mV Mix Type 0~±300mV Includes: Receiver (4) UHF Antennas (4) Wireless Microphone (4) Rings 100-240V AC Power Adapter Plastic Carrying Case Batteries Barcode: 686811897642 Download Owner's Manual