Coolmusic DM20 20W BT Personal Monitor Amplifier Electric Drum Amplifier Acoustic Guitar Speaker Speaker, Keyboard,

[BT] You can play the workout background music using your mobile phone or I-pad. [2 speakers] The 6.5-inch woofer has good bass, and the 2-inch tweeter has good treble. [Multi-purpose amplifier] Can be connected to electronic drums, keyboards and other instruments [Easy to use] Easy to operate with 3 knobs. Easy to use with indicator light. [Portable Design] Small and lightweight. Can be performed at family practice, lessons, or in any situation.