ERZhen 600GT UHF Wireless 4ch Handheld Microphone System for Speech Meeting

Features: Using traditional FM modulation technology for superior RF performance and audio performance Small transmission delay and long transmission distance Fully integrated chip solution, stable product performance 4 x 60 adjustable frequency points Enhanced wireless reception Beautiful LCD display With automatic search for clean channels With 4 hand-held transmitters and 4 headset microphones Volume adjustment Specifications: System parameters Frequency range: 610~690MHz Transmit power: 100dB Comprehensive distortion: Battery voltage: AA1.5V*2 (Battery is not includes) Battery life: >10h Package Included: 1 x Wireless System 4 x Transmitter 4 x Headset mic 1 x Charger 1 x Cable 1 x Instruction manual