The factory are specially producing S terminal and A&Vcomposite-Boards, GQ fiber socket, RCA pin jack, WP exterior connector outlet, USB plug, Connectors etc.

我厂主要生产S端子、音视频组合板、GQ光纤、RCA同芯插座、WP外接线插座、USB插头、连接器等系列。

youdao

The speakers also sport an RCA connector around back just in case you want to pump audio from, let's say, more traditional sources.

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The DAC unit itself is rather spartan, which features only a power connector and two RCA analog outs.

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