[【600W Powerful Output】 The Romicta 298A+ Digital Audio Amplifier features a fully upgraded design with 300W+300W peak power and 40W+40W rated power. It introduces an innovative feature supporting not only 4-16 inch passive speakers but also active subwoofers. Perfect for home karaoke home theaters and HiFi sound systems it is ideal for small apartments bedrooms offices basements and garages. Its compact design fits effortlessly into bookshelves or A/V cabinets 【Bluetooth 5.0 Stable Connection】 Equipped with a Bluetooth 5.0 core it ensures no popping sounds or noticeable noise specifically designed for HiFi sound lovers. Note: Keep the distance within 30ft/10m between the device and amplifier without walls blocking. For TV or PC connections maintain a distance of 15ft/5m. 【USB/SD Card Media Support】 Features USB and SD card slots allowing playback from flash drives or SD cards. Easily connect your computer’s audio files directly to the amplifier and enjoy your favorite music anytime. 【Bass & Treble Adjustment】 Comes with volume bass and treble control knobs for precise sound tuning providing more fun and versatility. Includes a remote control for convenient audio adjustments from a distance. Tip: Remove the isolation plastic sheet at the bottom of the remote control before use. 【Wide Compatibility】 Compatible with mobile phones computers tablets laptops TVs and projectors with AV audio outputs. With radio function Recommended for home TV audio systems computer gaming setups tower speakers garden speakers and more. Its compact and simple design also makes it suitable for car audio systems]