1. Upgraded Bluetooth Audio Receiver: Featuring a Bluetooth 5.2 chip, it's compatible with most smartphones and tablets, ensuring a stable connection. 2. Digital-to-Analog Converter: With coaxial input, 3.5mm audio + R/L output, use it with your TV, connect to amplifiers or players to enjoy audio. 3. USB Drive Playback: Supports MP3, WAV, FLAC, APE, and WMA music formats. Accepts memory cards up to 64GB. 4. Microphone Input: Connect an external microphone to the speaker and sing along. 5. IR Remote Control Support: Frees up your hands for convenient use (Note: Does not support power ON via remote). Color: Black Material: ABS Package Contents: 1 x Bluetooth DAC Converter 1 x Remote Control Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. The allowable measurement error is +/- 1-3cm.