Power Amplifier with Dual Microphones for Karaoke and Reverberation Control This unit combines a power amplifier with a 5.1 surround sound system to deliver powerful, clear audio for karaoke and home entertainment. It supports wireless Bluetooth 5.0 with lossless decoding, allows playback from a USB flash drive (not included), and provides two microphone inputs with adjustable reverberation for customized vocal effects. Key benefits Clear, roomfilling sound: Power Amplifier and 5.1 surround sound deliver a cinematic listening and performance experience. Flexible wireless and wired sources: Bluetooth 5.0 with lossless decoding enables seamless wireless streaming from compatible devices; USB flash drive support adds convenient local playback. Duet karaoke capability: Dual microphone interface and two microphone inputs support duet performances with independent reverberation control for each mic. Practical for gatherings: Designed for karaoke, music playback, and cinematic listening in a variety of spaces. Core features 5.1 surround sound for cinematic immersion Power Amplifier for strong, dynamic audio Bluetooth 5.0 with lossless decoding for wireless music and microphone use USB flash drive playback (USB drive not included) Dual microphone interface and dual microphone inputs for twoperson singing Reverberation adjustment to vocal effect Enhanced bass performance (Super Bass) for richer low end Compatible with Bluetoothenabled devices and USB media Use scenarios Family karaoke night: Connect two microphones, select a favorite Bluetooth source or a USB drive, and adjust reverberation to fit the singers. Enjoy duet performances with enhanced vocal clarity and bass presence. Small parties or gatherings: Stream music wirelessly from smartphones or tablets, while using the builtin 5.1 surround system to create a cinematic atmosphere and immersive sound experience. Home cinema or media playback: Use Bluetooth to stream audio from a TV or media player and experience cinematic surround sound for movies or games, while optionally adding microphone input for interactive commentary or karaoke moments. Notes USB flash drive is not included. The product supports Bluetooth 5.0 with lossless decoding and dual microphone inputs and interfaces as specified.