Audiocore WL-6420U ( 2 clip on / headset mic)

Features State of the art design and technology, the WL-6420U is the best wireless system in it' s class and adopt the latest electronic circuit and mainboard available in the market to deliver the highest quality in wireless sound for your presentation needs! UHF international standard frequency range without interference, The WL-6420U has a broad UHF frequency range of 500 MHz~ 900MHz and has a 64 selectable frequency for each channel, up to 512 microphones in total can be used simultaneously in one system. Multi-adjusting frequency ( several set can be used simultaneously up to 512 microphones) The WL-6420U has a micro-processor control and phase-locked loop frequency synthesis technology Multi-channel high quality sound surface wave filter with high quality anti- interference system Equipped with LCD screen to monitor the working parameters, easy to read and user friendly Equipped with adjusting knob in the receiver modules Professional audio output : XLR balanced output and 6.3 unbalanced output Auto-mute and noise canceller circuit, eliminating the noise when user turn the mic on or off Using a reliable SMT production for high-end wireless presentation system Rugged construction and high quality materials applied for maximum satisfaction Technical Specifications Receiver parameters Mode of oscillation : PLL synthesized Frequency range : UHF 500MHz-900MHz Frequency stability : ± 0.001% Maximum frequency deviation : ± 30KHz Modulation system : FM S/ N ratio : > 105dB T.H.D : 105dB Adjacent frequency interference ratio : > 80dB Dynamic range : e100 dB Type : Condenser Frequency response : 40Hz~ 20KHz Sensitivity : -47± 3dB@ 1KHz Power : 10mW