DA decoding chip:ESS9018K2MUSB support format:WAV/APE/FLAC/MP3Optical fiber coaxial sampling:Support 32bit/192kHzOutput power of the whole machine:100W*2Signal-to-noise ratio S(dB):92dB Function support:Bluetooth 5.0, optical fiber coaxial decoding, USB decoding computer decoding, 3.5AUX inputOptical fiber coaxial decoding chip:ESS9018K2MBluetooth USB computer decoding chip:ATS2825Amplifier chip:TPA3116*2USB computer Bluetooth sampling rate:Support 16bit/48kHzOutput power at different voltages:19V(8ohm/32+32W)(4ohm/ 45+45W)24V(8ohm/38+38W)(4ohm/ 55+55W)Tuning method: Support potentiometer, remote volume adjustment, High and low frequency adjustment, USB selection and standby functionColour:BlackMaterial:aluminum Package Contents:1 * Decoder and amplifier integrated machine Only the above package content, other products are not included.Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.