iDANCE GO PARTY 4 BLUETOOTH PORTABLE SPEAKER Features: Portable Bluetooth Speaker 4 Differents Voice modes Child, Woman, Man, or Robot Disco LEDs in the Woofer USB MP3 Player Plug your USB Pen Drive and play your MP3 songs Rechargable Lithium-ion Battery Remote Control Included 4-8 hours play time Specifications: Dimensions: H:60.0 x W:25.0 x D:60.0 cm Colour: Black Guarantee:1 year Batteries Required: Yes Material: Plastic Model Number: GOPTY4