... jack 2)Switches:volume,reverb,l/r/loop Mini Karaoke microphone for MP3/iphone/PCNumber:JYC0301377BKFeatures:1.Simple and easy ... x 26 x 15mm11.can be equipped with a microphone DC5V cable charger to charge,12.fot the first ... be 2-8 hours per charge.14.fit for iphone/ipod/ipad,15.available color:white,black, ... similar electronic products, varieties, good quality. Mini Karaoke microphone for MP3/iphone/PC