3.5 mm output, which can be connected to the front stage, power amplifier, earphone, etc. LO and PO dual output interfaces meet different equipment requirements. The computer can adjust the volume. For some systems that cannot adjust the volume, install ASIO It supports and other systems, without the need to install a special driver, plug and play, and is very convenient. Specially designed capacitor filter circuit with ultra-low noise voltage stabilization and large capacity can achieve the highest signal-to-noise ratio even in the worst working environment. Small size, easy to place, no external power supply Color: Black Material: plastic Package Contents: 1 * sound card decoder with shell 1 * data cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.