The eKids Rechargeable Character Speaker boosts high-quality sound within a fun, cool design. Connect the SB-M66 to any audio source including: all MP3 players, smartphones, tablets, and computers, e-readers, laptops, as well as other audio sources featuring a 3.5mm line-out jack! The speaker connects to a device with the supplied cable for charging speakers and connecting. Remarkable design gives surprising volume and bass response in a compact and fun speaker.