... optional 3)ROHS optional 4)Fast delivery 6pin F to 4Pin M Adaptor Converter:1.A generic IEEE 1394 ... 6-Pin to 4-Pin F/M Adaptor2.Gold/Nickel plated Shell ... 6pin F to 4Pin M Adaptor Converter3.Connector:Gold / nickel plated,or ... ,white ,blue or optional)5.Data transfer speeds up to 400 Mbps6.UL Approved,USB 2.0 version, RoHS, ...