KEF Muo 2.0 Channel Bluetooth 4.0 Wireless Speaker - Horizon Gold - 2x 50mm (2.0in) Miniature Uni-Q driver - 1x Auxiliary Bass Radiator (ABR) - Bluetooth 4.0 with aptX codec, 3.5mm AUX, Micro-USB - Bluetooth range: 10m - Bluetooth capacity: 2 devices - Bluetooth memory: 8 devices - Battery type: Li-ion rechargeable battery - Power input: 5V DC 2A - 12 Months Limited Warranty

Manufacturer Warranty: 12 Months Limited Warranty

Manufacturer Contact Info: http://www.kef.com/html/en/index.html,