【Digital to Analog Audio Converter】The DAC audio converter converts digital audio SPDIF or Coaxial to analog stereo RCA LR and 3.5mm audio signal output. (Does not support analog to digital audio converter ) 【The bass adjustment button of the remote control】The upgraded version of the DAC converter has a bass adjustment function, which can provide amazing stereo effects, heavy bass effects, and create a perfect environment different from the sound field (in order to receive better signals, when using the remote control Please make sure to point the infrared IR of the converter) 【Supports Sampling Rate】Support 32KHz, 44.1KHz, 48KHz, 96KHz and 192KHz sampling rate, it supports uncompressed 2 channel PCM audio signal output. (Please set the audio output format to PCM ) Set the format steps: Setting--Sound--Audio Format-PCM/LPCM 【Wide Compatibility】This DAC converter works perfectly with most home audio device, including Xbox, PS3, PS4 Blu-ray players, HD DVD HDTV etc. 【Easy to use】Connect the optical or coaxial cable to the signal source and converter, and then connect the RCA or 3.5mm audio cable to the output device and converter. You can easily select coaxial or optical input through the remote control or buttons. （Note: The remote control doesn‘t include batteries） Product Introduction: ·This digital to analog audio converter can convert optical fiber or coaxial digital audio signals into stereo analog signals. ·The product is also equipped with a remote control, which can control the input channel, volume, mute, bass,switch machine and so on. ·It is suitable for home theaters, teaching, conference rooms,and other venues. Features: ·Supports one optical fiber and one coaxial interface input ·Built-in high-performance DAC chip, up to 192K/24bit sampling rate ·Support 2RCA and a 3.5mm audio output ·Support signal input switching ·Support output volume control ·Support infrared remote control ·Support audio format PCM ·Support bass adjustment Connection Steps: 1. Use fiber optic cable or coaxial cable to connect the signal source device to the converter. 2. Use RCA cable or 3.5mm audio cable to connect the output interface of the converter to the input terminal of the AV amplifier. 3. Use Power adapter to the DC 5V interface of the converter. Note: 1. Before use, please set the audio output format of the TV to PCM 2. This converter doesn't Support 5.1 Channel Such As Dolby and DTS. 3. PS4 Pro and PS4 Slim Can not use this converter as they haven't Optical fiber output interface. 4. For Samsung TV, if there is no sound even you set the audio output to the PCM format, please turn ON the TV external speakers (Menus-Sounds- Speaker Setup- HESB/external speaker-ON) 5.Support audio sampling rate 32KHz, 44.1KHz, 48KHz, 96KHz and 192KHz. 6.The remote control doesn‘t include batteries Package Contents: ·DAC Audio Converter*1 ·Power Adapter*1 ·Remote Control*1 ·Toslink Cable*1 ·User Manual*1 12 Months Warranty