ITEM NAME:PCM2706 HI USB Soundcard DIY Kit USB DAC SPDIF Android Compatible MicroUSB Q7Y5 PCM2706 HI USB Soundcard DIY Kit USB DAC SPDIF Android Compatible MicroUSB Q7Y5 Input Type:Micro-USB Input Type:USB Type:Mini Amplifier DAC Model:PCM2706 Built-in Battery:No Channels:2(2.0) Operational Amplifier Chips Model:PCM2706 Dimensions(WxHxD):5.5*4.3cm Signal To Noise Ratio:90 PCM:Yes Output Type:LINE OUT(AUDIO OUT) Bluetooth:No DSD(Direct Stream Digital):Yes Output Power:12mW WIFI:No Recommended Headphone Maximum Impedance:201-250 Ohm color:blue Material:plastic+metal Package Contents: 1* DAC sound card decoder set.DAC Model:PCM2706. 1 DAC sound card decoder set. Input Type:USB. Output Power:12mW. DSD(Direct Stream Digital):Yes.