This Is a JBL Partybox on-the-Go 2 Portable Bluetooth Speaker.

Audio Power: It delivers 100W RMS JBL Pro Sound, featuring deep bass and clear audio.Microphones: Includes two wireless digital microphones for karaoke, complete with echo effects and smart key change.Battery Life: Offers up to 15 hours of playtime on a single charge.Design: Features a splashproof (IPX4) design and a shoulder strap for portability.