Bietrun Wireless Microphones with Echo,Treble,Bass&Bluetooth,160FT Range,Portable UHF Handheld Karaoke DynamicMicrophone System with Rechargeable Receiver for Karaoke,Singing,Amp,PA System,DJ,Stage Car Electronics Item Package Dimensions L x

Item Package Dimensions L x W x H

Length:190mm(7

Its unique tie-down channels also make it easy to secure for hassle-free transport and it's compatible with most hitch mounted cargo carriers

- 4G: FDD-LTE B1/B3/B7/B8/B20

screw cover

Bietrun Wireless Microphones with Echo,Treble,Bass&Bluetooth,160FT Range,Portable UHF Handheld Karaoke DynamicMicrophone System with Rechargeable Receiver for Karaoke,Singing,Amp,PA System,DJ,Stage Car Electronics Item Package Dimensions L xAbout this item Wireless microphone system with echo treble bass: The wireless karaoke microphone set has echo, treble, bass control button, you can use different sound effects according to different songs. The system has Bluetooth, connect via Bluetooth (bietrun) to play your favorite music.The wireless mics have 30 channels, each 15. Remove the battery cover of the mic, short press the grey circle button to adjust channel to avoid interference.