? Length:customizable ? Materia:PCBA+cable assembly ? Color: customizable ? Conductor:customizable ? Transfer speed:480Mbps/5Gbps/10Gbps ? Standard:USB2.0,USB3.1 GEN1/GEN2 ? Function:transfer data+MIC+SPK ? Flame resistance: VW-1 or UL94V-0 ? ROHS Compliance: ROHS 2.0