Sell Black Pudding Multifunctional Smart Bluetooth Audio Speaker OTG / Recording best price

Blue bud interface: connect to phone call response Music play: can play mobile music or equipment to store music A key recording: the next key in the boot mode is recorded to reproduce the original sound Live recording: audio files can be played directly through speakers Otg connection: can connect android mobile phone easy management device file (OTG cable) High quality sound: high quality sweet bass thick quality sound