ELEGIANT Dual Channel Rechargeable VHF Handheld Wireless Microphones & Systems with Audio Cable 2 Handheld Cordless Microphone for Karaoke Home KTV Conference Show Party PA DjCategory: Channel Vhf Rechargeable Wireless MicrophoneYou are looking at a Dual Channel Wireless Microphone Systems.It will bring you into a world where you can sing happily and help you take off tireness and stress,feel freely immediately!Just at home,you can have fun with your family and friends together!1. Professional and Intelligent Dual Wireless Microphone System,uses the VHF 220-270 MHz segment,avoid the interference frequency2. With dual volume controls and dual RF indicators3. Ideal for professional use at any events: Karaoke, sound source recording and amplifying, vocal concerts, live-performances, conference, musical and opera, church, school, hall, family, party, etc...4. Distance 150 meter,open and spacious ideal usage distance 100 meterReceiver:1.Consume power:3w2.Signal/noise ratio:>80dB3.Image&spurious rejection>70dB4.Border upon channel rejection:>70dB5.S/N:less than 12dBu(sind=20dB)6.De-emphasis:50us7.Power supply: AC 110V~220V.(±10%) 50Hz8.Dimensions: 190(L) x 140(W) x 36(H)mmMicrophone:1.RF Power output:15mW(MAX)2.Spurious Emissions: Over 45dBcarrier ware.3.Microphone element: Unidirctional dynamic microphone.4.Battery: Two Standard AA battery for each(included)5.Current consumption: About 25mA.6.Battery life: Over 8 hours continuous operation.7.Dimensions: 51(D) x 243(L)mmOverall system:1.Carrier frequency rage: VHF 220-270MHz2.Frequency stability:3.Dynamic range:more than 80dB4.Maximum deviation range:±25KHz5.Frequency response:40Hz-18KHz+3dB6.Audio output level:0~±400mV mix out 0~±200mV7.T.H.D at 1KHz: ≤0.5%8.Service areas:150 meters.9.Temperature range: -10℃~50℃10.Length of connecting cable: 1.0m11.Manipulate range:radio 20012.Length of adapter cable:1.1m13.Adapter plug type:USPackage included:2x Handheld microphones1x Receiver1x 1/4 connecting cable1x Power adapter1x English User ManualYou are looking at a Dual Channel Wireless Microphone Systems.It will bring you into a world where you can sing happily and help you take off tireness and stress,feel freely immediately!Just at home,you can have fun with your family and friends together!