Exquisite And Compact Tasteful: Music Details Stereo Decoding Amplifier. Decoding amplifier all-in-one desktop audio audiophile choice. Portable amplifier with decoding, Smooth and delicate sound quality. Multi-device support input/output. Built-in two pieces of TPA3116: Has two amplifier IC, one is responsible for a channel, the total output power up to 200W, easy to drive 6-inch, 8-inch speaker unit. Function Support: Bluetooth 5.0, optical coaxial decoding, U disk decoding, computer decoding, 3.5AUX input Tuning mode: Support potentiometer, remote volume adjustment Bass and treble adjustment, U disk selection and standby function Optical fiber coaxial decoding chip: ESS9018K2M DA decoder chip:ESS9018K2M Bluetooth U disk PC decoder chip:ATS2825 USB Flash Disk Support Format: WAV/APE/FLAC/MP3 Optical Coaxial Sampling:Support 32bit/192kHz Output Power:150W*2 Power Adapter:24V/3A Signal-to-Noise Ratio S/N (dB):92dB Input Sensitivity(mV):500mV Power Supply Range:DC12V-24V Frequency Response Range (Hz):15Hz-25Hz Total Harmonic Distortion:0.001% Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the United States, the Philippines and so on. Voltage: AC110-240V Battery for remote control:2 x AAA battery(Not included batteries) Color:Black Material:Aluminum Alloy Package Contents: 1 * Digital Amplifier