USB 3.0 Adapter Couplers Toolkit Type A to B or MicroB or Mini and Male to Female Adapters PLUG & PLAY Variety of Different High-Speeds USB3.0 Couplers High-Quality and Practical Toolkit-12 PACK Can Meet Almost all USB3.0 Adapter you need Easy to Use and Solve Connect Trouble Backwards Compatible USB2.0/1.1/1.0