Stereo Home Audio Amplifier Receiver Ak45, 600W Bluetooth 5.0 Hifi, Fm Radio AK45 Home Audio Amplifier:Built-in power transfer board, support AC 90-240V power input and DC 12V/5A power input, plug and play. Rated power 40W+40W, 2.0 channel, match for 4-16? passive speakers. Upgraded function with treble and bass keys, added microphone jack and microphone VOL key. In addition, as a digital amplifier receiver, the sound quality is better than ordinary analogue amplifiers Bluetooth 5.0 Connection:AK45 home audio amplifier has a built-in Bluetooth 5.0 chip, supports wireless connection between audio devices and amplifiers, lossless sound quality and easy to use. The bluetooth connection is pop-free, noiseless, easy to pair, and can maintain a stable connection within 30 feet/10 metres HiFi Stereo Amplifier:2.0 channel digital amplifier provides 40Wx2, with powerful audio processing chip, reduce the distortion rate, shielded power inductors, low-noise amplifier, and HiFi stereo sound effect, so that you can experience the immersive effect Multi-Function:The audio amplifier comes with MIC input jack, bass, treble and master volume knobs for adjusting sound effects. The remote control allows you to enjoy different music and sounds from your sofa,and which includes 6 different built-in equalisation effects.The audio amplifier has FM function, that can be set to more than 20 radio stations. Note: The remote control has a plastic tab on the bottom that needs to be removed before use Wide Application:This AK45 Home Audio Stereo Amplifier is compact in size but powerful in sound. It delivers clear, clean sound, is loud without losing sound quality, and is compact enough to fit easily on a bookshelf or desktop. Also compatible with mobile phones, computers, tablets, notebooks and projectors with AV audio,etc