TPA3255 is a high-performance class D amplifier, it has class D efficiency and can bring true high-end sound quality. The device features advanced integrated feedback design and proprietary high-speed gate driver error correction function (UHD). This technology allows the device to maintain ultra-low distortion throughout the audio frequency band while exhibiting wonderful sound quality. TPA3255 chipThe main filter electrolytic capacitor uses gold letter 1200UF/50V to strong and continuous support. professional high-current inductors to clean and sound.Onboard subwoofer/full frequency switch, easy to The main parameters:Working : Class DWorking voltage: DC30V-48VSize: 150x75x35mm cutoff frequency 95HZ output when the harmonic distortion + noise (+N) is 1% 600W/2ohmColour:greenMaterial:plasticPackage Contents:1 x Amplifier BoardOnly the above package content, other products are not included.Note: Light reflection and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.