About this Item Wirele Karaoke Microphone System:UHF wirele microphone produces high quality clear sound without distortion. The profeional dynamic microphone set comes with 3 built-in rechargeable and replaceable batteries. 2600mAh battery for extra long usage time:3 rechargeable replaceable 18650 batteries, no need to buy batteries, 10 hours of work with a full charge within 3 hours. The microphone display shows the battery level and signal strength in real time. The microphone and receiver are profeionally drop tested for high impact resistance, lighter weight and higher abrasion resistance.Signal stability:The high-sensitivity profeional dynamic microphone extends the working range to 160ft (50m), which solves the problem of tangled wires. UHF wirele microphone with built-in cardioid pickup pattern provides a clearer signal and better sound quality, reducing the chance of interference and dropped calls.Plug and Play:Just plug the receiver into the MIC jack, the receiver will automatically sync its frequency with the microphone, batteries, adapter plugs/cables and other acceories are included in the package and ready to use when you receive it.Compatible with a wide variety of devices:The microphone is designed to work with devices that have a 6.35mm (1/4") or 3.5mm (1/8") MIC input. Suitable for karaoke machines, mixers, jukeboxes, audio amplifiers, PA systems, powered speakers, voice amplifiers, truck speaker systems Parameter Model Number: UHF/VHF Wirele Microphone System Style: Handheld Microphone Communication: Wirele Use: COMPUTER MICROPHONE, Conference Microphone, Karaoke Microphone, Church, Stage Performance, INTERVIEW, Speech, Recording, SINGING, Teaching, Portable Audio Player, communication, broadcasting Place of Origin: Guangdong, China Material: Metal, Plastic, Aluminium alloy, ABS, Copper + Aluminum, ABS + Copper + Aluminum Function: Noise Cancelling, Light-weight, PORTABLE, Condenser Microphone, With LED lights, Noise Cancelling,1/2/4 Couple sets microphone Polar Pattern: Cardioid Type: Condenser Microphone Signal To Noise Ratio: 90db Frequency Response Rate: 20Hz-20KHz Maximum SPL: 125DB Sensitivity: -42dB2dB Product name: 1/2/4 channels VHF/UHF Wirele Microphone Handheld Microphone Application: Home Studio Stage performance church speech meeting conference Feature: Stereo Clear Loud Nature Perfect Sound Frequency Range: VHF/UHF600-960MHz customized accpetable Connection: VHF/UHF Wirele Connect Keyword: Handheld wirele microphone set Advantage: Long Range Wirele VHF/UHF System Function2: factory cheap Microphone