1. Converts analog L/R audio signal to Coaxial or Toslink digital audio signal. 2. Supports 3.5mm audio and RCA audio input. 3. Supports sampling rate: 48 kHz. 4. R/L channel of S/PDIF is 24 bit. 5. Supports electromagnetic noise-free transmission. Easy to install and simple to operate. Input Audio: L/R analog audio Output Audio: Coaxial or Toslink digital audio Input Audio Connector: 2xRCA (L/R), 3.5mm audio Output Audio Connector: Toslink, 1xRCA (Coaxial) Sample Rate: 48 kHz Max Working Current: 250mA Power Adapter Format: AC (50Hz, 60Hz) 100V-240V; DC 5V/500mA Operating Temperature Range: -15C to +55C Working Humidity Range: 5% to 90% RH (No Condensation) Weight: 62g Note: 1. Please select PCM/LPCM on your TV as the audio output format. 2. Dolby sound is not supported; please disable Dolby when using. 3. Please adjust volume on the terminal audio equipment instead of on the TV. Color: Black Material: Plastic + Metal Size (L x W x H): 45 x 48 x 20 mm Package Contents: 1 x Analog to Digital Audio Converter 1 x 1m Optical Cable 1 x USB Power Cable 1 x English User Manual Only the above package content is included; other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to differ slightly from the real thing. Measurement allowance is +/- 1-3 cm.