450W RMS 5.1 Channel Stereo Amplification: Delivers 450W RMS total output (150W x 3 50W x 2) from a compact ClassD design with less than 0.1% THD for clean audio. Wide 20 Hz to 20 kHz frequency response, 98 dB signaltonoise ratio, and dynamic bass enhancement for richer sound. Bluetooth Connection: Stream wirelessly from smartphones, tablets, and computers within a stable 40 ft (10 m) range. Automatic pairing memory, and supports AAC and SBC codecs. Remote Control and LCD Display: LCD digital display shows current input or mode. Includes remote control for convenient, distancebased operation. Input Methods: RCA inputs for CD and DVD players, USB/SD card playback, and support for dual microphone input with reverberation adjustment for flexible listening and singing sessions. Use Scenarios: Home theater or living room setup: connect a TV or DVD player via RCA, stream music via Bluetooth, and control playback with the remote. Karaoke or small gatherings: two microphones can be connected simultaneously with reverb to enhance live performances. music playback in office or studio: use USB/SD card playback or Bluetooth streaming for background or rehearsal audio.