Music & Video Playback: Connects headphone, earphone, speaker, TRRS 4-pole mic or AUX cable with a standard 3.5 mm audio plug to your USB-C phone/iPad Pro/tablet/PC/Mac's Thunderbolt 3 port/socket. Only support 4-pole TRRS microphone (TRRS plug has 3 black rings),not for TS or TRS microphone.
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