1 - iGlow Pro Bluetooth(R) Speaker with Dancing Lights & Rechargeable Battery (Black), Lights dance to the music, Wirelessly connects via Bluetooth(R) or wired via 3.5mm audio cable , ISOUND-5257 Lights dance to the music Wirelessly connects via Bluetooth(R) or wired via 3.5mm audio cable Built-in USB port keeps mobile device charged 2,000mAh internal battery makes this speaker truly wireless & portable Easy access to volume control