Artis Bluetooth Trolley Speaker With Remote | 40W Output With Flashing Lights | Wireless Mic Included | Supports USB, FM Radio, TF Card, Aux In, Mic In (BT908) 
– Wireless Bluetooth trolley speaker with LED display
– Digital Karaoke
– Professional treble & bass gain controlling circuit
– Built-In professional wireless microphone system
– Built-in MP3 encoding support
– Connection Type: Bluetooth, USB, FM Radio, TF card, Aux in port, Mic In
– Compatible with DVD/PC and other sound sources
– Intelligent power switch charging circuit
– User-friendly Trolley
– 8 meters Operating Range
– Up to 4.5 hours of Playback
– Battery capacity: 2200 mAh
– Total Output: 40W RMS
– Controls: Volume, Mode and Track Controls
– Subwoofer Size: 8 Inch