About this item Analog to Digital Converter Convert R / L RCA or 3.5mm Jack analog stereo audio signal into digital coaxial audio and Toslink Spdif Optical digital audio simultaneously. Note: This is not a digital-to-analog audio converter. 8-96KHz Sampling Rate Supports uncompressed 2-channel LPCM digital audio signal output, along with an 8-96 KHz output sampling rate. The latest aluminum frame shell enhances durability and provides improved heat dissipation performance. Plug and Play Easy to install and operate. Simply connect your analog-to-digital audio converter and power adapter to use. Note: Please select PCM / LPCM format on the TV and turn off Dolby sound (e.g., Dolby Digital, DTS 5.1, Dolby-AC3). Broad Compatibility Compatible with devices featuring RCA plug or 3.5mm jack output, including PS3 / MP3 / DVD player / smartphone / laptop / TV / radio / digital audio receiver / home theater system, etc. Note: Outputs only 2 channels of sound. Product Includes 1x analog to digital