IDOLMAIN UHF-628 Auto Sound Cut Off When Dropping Dual Wireless Microphone

Features : NEWST MODEL 2023 ( Bảo đảm không bị hú ) Dual wireless microphones with one receiver. Long battery life with booster battery function, can keep up 6-10 hours and will not affect the stability even when battery is low. Special circuit designed to cut of sound completely when dropping to avoid loud feedback from speakers. Approximate working distance is 300 ft. Energy saving with ECO-MODE Automatic transferring to energy saving mode after 5 minute unused. Automatic shutting down after 30 minutes unused to avoid over heat and save energy. Super strong dynamic tracing ability providing a perfect sound regardless far or near distance. Anti-interference ability with new digital pilot technology to avoid string frequency when many microphones being used. Easy install, IR auto frequency pick up, and high receiving sensitivity to provide a perfect sound for any KTV bars, karaoke rooms, classrooms, concerts, meeting rooms and etc. General Specification : XLR and ¼" output connectors Microprocessor-controlled internal antenna diversity Frequency range : 640-690 MHZ Adjustable channel number : 100x2 Oscillation mode: Phase-locked loop (PLL) frequency synthesis Frequency stability: Plus or minus 10 PPM Reception mode: Secondary super heterodyne frequency conversion Pilot way: Simulation of pilot Receiving sensitivity: -95 -95DBM Frequency ring tone: 40-18000 hz Adjustable output level LCD display with detailed RF and audio metering Harmonic distortion: 0.5% or less Signal to noise ratio:110 db or higher Audio Output: Equilibrium output and mixed output Transmission power: 3-30mw Modulation mode: Frequency modulation (FM) Battery: AA battery Power supply : 100-240V Power consumption: 10W or less Handheld LCD Display: Low Transmission Power Status (5mW) High Transmission Power Status (10mw) Frequency Display (MHz units) Battery Status Display LCD Display Display Frequency Battery Status IR Port Battery Tray Transmission Power level and frequency setting LCD panel instructions Currently Using Power Currently Using Frequency Battery Status Display Antenna LED indicator LED indicator display work on or off, low voltage The whole system specification : • Channel: 2x100 channels • Frequency range : 640-690 Mhz • Band width: <200KHz • Frequency response: 60Hz -15KHz • Dynamic range: >100dB • T.H.D <0.5% • S/N ratio: >90 dB • Valid distance: >50 m • Rack-Mountable (brackets included) Transmitter : • Transmission power: 10 mW/ 5mW • Oscillation mode: PLL • Image control: >50 dB • Adjust frequency deviation: <75 KHz • Channel switch mode: coding switch • Power: DC 2.4 -4.8 V Receiver : • Sensitivity: 2. 0uV • Oscillation mode: PLL • S/N ration: >90 dB • Distortion: <0.5% • Output: 2x balance and 1x6.35 mm mixed • Power AC 100-240 V   • DC 12-14 V Package Includes : • UHF-628 receiver • Wireless microphone x 2 • Power adapter • Audio Cable • User guide • 2 Antennas • AA Battery x 4 FULL 1 YEAR WARRANTY FREE GROUND SHIPPING ON ALL ORDERS ! NO SALE TAX OUTSIDE CALIFORNIA ! WE GUARANTEE OUR PRICE IS LOWEST ONLINE WE WILL BEAT OR MATCH ANY LEGITIMATE PRICE