【24 hours delivery】3.7 V Amplifier Board Square Dance Speaker Amplifier Support Bluetooth AUX TF-Card U-Disk Recording 5-8Inch Speaker

Features: 1.Support reading MP3 music in U disk and TF small memory card; 2.Built-in Bluetooth receiving function, can receive Bluetooth music from mobile phones; 3.For 3.7V lithium battery, can be charged with DC5V/1-2A charger; 4.With AUX IN external audio input function, can be connected to the computer to play; 5.The panel has a wired jack, which can be used to sing or sing: 6.Using word power amplifier, rated power 15W, peak 30W; 7.Size: 18585MM 8.The product is mono channel. Package included: 1 3.7V Bluetooth Amplifier board （Without power） 2* SPeaker Wires 1*Remote Control(Optional)