Abundant audio inputs: with 3.5 mm AUX/USB 5.0 inputs, almost compatible with all home audio devices such as phone, tablet, computer, TV, set-box, CD player etc. USB port supports computers (no driver required) and smart phones (with OTG function). Bluetooth 5.0 & Classic TPA3116 chip: supporting Bluetooth 5.0 to realize stable & high-speed transmission speed and greater wireless range. Adopting TPA3116 chip whose max output power reaches 50W x 2, easy to drive most home desktop / bookshelf / indoor passive speakers (4-16ohm). HiFi sound and no noise: adopting simple circuit layout and high-quality components such as pure copper gold-plated terminals, the sound is very clear and clean, natural and uncoloured, no pop or audible noise even at high output. DC 9-24V wide voltage input makes it possible to be used in car or motorcycle. Superior design and colourful indicator: super compact but attractive appearance, unique treatment process of case looks high-end and with texture. With power, input and volume indicators, the working status is clear and distinct, very convenient to use and providing dynamic visual enjoyment. Plug Type:EU Plug,it applies to Indonesia, Germany, France, , Italy and so on. Voltage:AC 220V Colour:Wood Grain Color Material:ABS Size:60mmx40mmx55mm Package Contents: 1 x Digital Amplifier 1 Supply 1 x Type-C USB Cable 1 x 3.5mm AUX Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.