Welcome to our shop! Introducing our brand new amplifier made of aluminum alloy cover. It is small, lightweight, and takes up minimal space for storage. This amplifier supports USB and memory card play, and is compatible with MP3 format as well as lossless formats such as APE, FLAC, and WMA. In addition to its impressive features, this amplifier also has a radio and broadcast function. It supports FM radio frequency range from 87.5 to 108 MHz, and has AUX/RCA stereo input for easy connection to various audio sources such as CD players, computers, MP3 players, and mobile phones. The stereo effect produced by this amplifier is amazing. It is equipped with built-in V4.2 Bluetooth, allowing for convenient wireless connection with tablets, mobile phones, and projectors within a linear distance of 10 meters (32.8 feet). The digital display on the amplifier shows the working mode, playing time, broadcast frequency, and more. It also has a special single loop play control, giving you the freedom to choose between single or all loop playback. To enhance convenience, this amplifier comes with an infrared remote control that allows you to switch the product on/off, mute, play tracks, select play modes, adjust volume, and more. It also includes a DC cable for power supply. Condition: 100% Brand New Item Type: Amplifier Material: Aluminum Alloy Color: As Picture Shown Weight: Approx. 330.0g/11.6oz RMS Power @ 4Ohm: 20W×2CH THD @ 4Ohm: <0.25％ Frequency Response: 20Hz ~ 20KHz±1dB Input Sensitivity: LOW LEVEL INPUT 0.25 ~ 2V Signal Noise Ratio: > 85 dB Stereo Separation: > 80 Db Power Requirement: DC + 12V (9 ~ 15V) Bluetooth: 4.2 Battery of Remote Control: CR2025 (Shipped with Battery) Package includes: - 1 x Amplifier - 1 x Manual - 1 x DC Cable - 1 x Remote Control 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.