The Draper 98436 D20 Wireless Speaker features a USB port for charging mobile devices The Draper 98436 is a versatile and durable speaker designed to connect wirelessly to mobile devices, part of the D20 range. Once the mobile device is paired with the speaker it will auto-link to stream music through the speaker. In addition, it is equipped with one auxiliary port for MP3 compatibility and one USB port for charging mobile devices. Batteries and charger are sold separately. The D20 interchangeable battery system allows you to combine one battery with any of the tools within the D20 series. Features: Auxiliary input for MP3 compatibility USB port for mobile device charging Versatile and durable speaker designed to connect wirelessly to mobile devices D20 interchangeable battery system allows you to combine one battery with any of the tools within the D20 series Specifications: Output power: 2x 3W Weight (bare): 0.82kg Auxiliary input: 3.5mm Operating range: up to 10 metres Product dimensions: (W) 123 x (D) 145 x (H) 183mm