1. Material: zinc alloy 2. Function: support listening to music, making calls, wired control, live karaoke, USB K-shield, selfie stick, etc. 3. Decoding capability: 32bit / 384kHz 4. Support Type-C interface devices, plug and play, low latency and no noise 5. Built-in DAC decoding chip, lossless sound conversion, clear sound quality without lag