Digital to Analog Audio Converter, Convert Coaxial/ Toslink/ Optical to Analog L/R Audio, with 3.5mm Audio Output, It can Connect to the Headphone, Headphone Amplifier Function.With IR wireless remote control, easily adjust volume/ choose coaxial or toslink input/ Mute/ Power ON or OFF by using the IR wireless remote. In order to received signal better please make sure the remote is facing the infrared IR indicator on the converter.High quality case, and compact. Anti-interference function makes the sound pure and clear.Support Audio Format: PCMSignal-to-Noise Ratio: 105DBSeparating Degree(1KHZ): 94DB+N: -90DBTotal Harmonic Distortion(): 10Hz-20KHz 0.25-0.065%Blocking Time: 0.577FsSampling Rate: 32-192 KHzBit Rate: 16-24 BitInput Electrical Level: +/-0.3VOutput Electrical Level: 3VMaximum Output Power: 0.3WEarphone Output Power: 0-250mWOutput Impedance: 10 ohmsWorking Voltage: +5VWeight: 160gPlease NOTE:1. SET your TV's Audio Output to the PCM/LPCM Format.2. This converter doesn't Support 5.1 Channel Such As and DTS.3. Pro and Slim CANNOT use this converter as they haven't Optical fiber output interface.4. For TV, if there is no sound even you set the audio output to the PCM/LPCM format, please turn ON the TV external speakers (Menus-Sounds- Speaker Setup- HESB/external speaker-ON)colour:BlackMaterial:metalsize:11.5 x 6.2 x 1.9cmPackage Contents:1 x Digital to Analog Audio Converter1 x IR Remote Control1 x Toslink Cable (Optical Cable)1 x USB Cable1 x English manualOnly the above package content, other products are not included.Note: Light 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.