Description Function: Converts digital audio signal from USB-C to 3.5mm audio interface. Length: 0.18m. Weight: 7g. Material: Outer material:? Braid. Connectors material: Aluminum alloy. Certification: CE, RoHS, FCC, EAC. ?Support Hi-Fi lossless music. ?Support voice, karaoke wire control, karaoke/USB. ?Digital chip, support 99% of Type-C mobile phones. ?10000 bending tests.