Wireless Microphone System Pro UHF 4 Channel 4 Lavalier Bodypacks 4 Lapel Mic 4 Headsets for Karaoke System Church Speaking Conference Wedding Party

Wireless Lavalier Microphones by WENWEN. Details:5V battery Specifications: Overall System Number of Channels:4 channels Carrier frequency range:500MHz-580MHz Stability:0.006% Normal deviation:22k – Hz S/N ratio:<120d - B T.H.D:<0.6% Frequency response:50Hz-15k - Hz Receiver Sensitivity:>80d – B Audio output:Balanced and Unbalanced Power requirement:AC 16V400m – A Dimensions:44021040mm Weightweight:Approx.1.3kg Wireless Microphone Cartridge:Dynamic Antenna:Built-in RF output:<10m - W Normal deviation:22k - Hz Maximum deviation:80k - Hz Battery:1.5V battery Battery life:>8 hours Comes With 4 x Lavalier Microphones 4 Lapel Mic 4 Headsets Base Transmitter US 110.