This digital-to-analog audio converter can be used for home or professional audio switching. It can convert coaxial cable or digital audio signals into analog audio, and can be connected to a power amplifier through a standard -style jack. Features -Color: Black -Material: ABS, metal -Size: 6.50X4.50X2.20cm/2.55X1.77X0.86in Input: coaxial or optical digital audio Output: R/L (audio output connector) Audio input connection: , 1xRCA (coaxial) Audio output connection: 2xRCA (right/left), 3.5mm stereo Support sampling rate 44.1 32., 48-96KHz playback Power input: 100- 50/60Hz - Suitable for digital LED TV, smart TV, network player, game console, computer fiber coaxial output sound card, digital set- , network equipment, etc. - The equipment successfully decodes and sends the lossless and noiseless audio signal to power amplifier speaker - Convert coaxial or optical digital audio signals to analog 3.5mm or L/R audio signal. - Metal case, lightweight, small size, easy to carry and move. - Can be given as a present to your family and friend. Package list: 1 adapter 1 x USB power cable