1.USB 3.0 AM to AF extension cable 2.24~28AWG gauge 3.copper,nickel ... Product nameenvironmental protection USB3.0 cable for computer,AM to AF 1. Specifications: 1)Gender: USB 3.0 AM to ... AM,AM to BM,AM to AF,AM to micro5pin, 2)Cable: UL2725 (#28/1p+D ... or your option. 3) Conductor :copper 4)Insulation :PVC Jacket 5) Cable length : 0.3m,0.6m,1m,1.5m ... protection USB3.0 cable for computer,AM to AF