Integrated Audio Solution: Experience seamless audio control with our wall-mounted Bluetooth sound control panel. This system is perfect for enhancing your home entertainment with high-quality background music. Easy Installation: Designed for simplicity, our audio system can be easily installed in any standard wall, making it a perfect fit for both constructions and renovations. Multi-channel audio source free switching playback Support Bluetooth, TF card, U disk, AUX playback, support a variety of audio formats. Bluetooth 5.3 wireless transmission technology Support Bluetooth connection playback, 10 meters Bluetooth effective connection distance. Main screen size:1.28 inches resolution:240x240 touch:Button touch Body memory:none Expand TF card memory:32GB USB:Readable Not supported:Wired network port WIFI:Not supported Output power:2* (10-25W) (T1 digital attack amplifier) Output impedance:4-8Ohm total harmonic distortion:0.03% (1W.1KHZ) frequency response:20Hz-20KHz Audio signal-to-noise ratio:98db audio format:MP2, MP3, WMA, APE, FLAC, AAC, MP4, M4A, WAV, AIF, AIFC and other audio formats (The product printed words may vary depending on the batch, but this does not affect use) Color:Black Material:ABS Package Contents: 1 * sound control panel 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.