Feature:1. TV external audio/amplifier, creating a home theater, watching movies and watching dramas is more lifelike.2. Newly upgraded electronic noise reduction+signal gain technology, reduce current noise, enhance audio signal, clear transmission.3. With independent power supply port, which can be externally compatible with highpower audio and power amplifiers.4. Plug and play, suitable for multiple devices, stable sound transmission without attenuation.5. The input is coaxial or optical digital audio, and the output is R/L (audio output connector).Specification:Item Type: Digital to Analog Audio AdapterMaterial: ABS+Aluminum AlloyColor: As Picture ShownWeight: Approx. 133.0g/4.7ozInput: Coaxial or Optical Digital AudioOutput: R/L (Audio Output Connector)Audio Input Connection: for Toslink, 1 x for RCA (coaxial)Audio Output Connection: 2 x for RCA (R/L), 3.5mm StereoSupport ampling rate 44.1 32., 48-96KHz playbackPower Input: AC 100-240V 50/60Hz.Package List:1 x Digital to Analog Audio Adapter1 x USB Cable1 x Optical Fiber Cable