Crazy Genie Cube Square Design Mini Wireless Bluetooth Speakers Portable Audio with 1200mah High Capacity Battery Super Long Music Play Time Car Phone Bluetooth Audio Charge (Brown) Bluetooth version: V3.0+ EDR. Sleek cube design, great portablity, and superb sound quality. Able to connect wirelessly to Bluetooth-enabled devices up to 30 feet away. Comes with a 3.5mm audio jack cable for connection with non-Bluetooth-enabled devices: PC desktops, MP3 players, and more. Built-in rechargeable lithium ion battery lasts 6-10 hours while the speaker is playing music. Brand Compatible with all devices that transfer sound via Bluetooth: iPhones, iPad, Android phones, tablets, laptops, and more.