HiFi Stereo AMP -- This Dual channel stereo digital amplifier offer 300W+300W power and 40W+40W rated power. Amplifier can input 12-240V. Bluetooth 5.0 -- Built-in bluetooth 5.0 core, no , no audible noise when Bluetooth connection is established, designed for the customers who pursue HiFi sound. (NOTE: Please keep the distance within 30ft/10m between the device and amplifier without any wall blocking. But if you are connecting whith TV or PC devices, please keep the distance within 15ft/5m.) USB 2.0/SD Card Input -- The sound amplifying mixer device features a USB/SD card input to support flash drives or SD card. Allows you to play your favorite audio files from your computer's media library when you connect it directly to the amp. & Treble Control -- Designed with volume, treble and control knobs for more delicate adjustment of the sound, much fun and high playability. Include controller for distant audio adjustments. Note: There is an isolation plastic sheet at the bottom of the remote control, which needs to be removed before use. Wide Application -- Compatible with mobile phones, computers, tablets, , and projectors with AV audio etc. Recommend for home TV audio, computer audio system-game, tower Speaker, garden speaker. Small simple compact design also for car audio system. Plug Type:UK plug,it applies to Malaysia, the United Kingdom and so on. Voltage: AC100-240V Colour:black Material:Aluminum alloy Size:21.69 x 20.90 x 9.40 cm Package Contents: 1 x Audio Amplifier Receiver 1 x Remote Control 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.