型号:SH-1A2B.2台电脑共享1个USB设备,USB2.0,手动按键切换,铁壳.Elaborate*twocomputersshareoneprinter*highqualityrotaryswitchnopowerrequired.*femaleconnectorswithgold-platedcontacts.*fullyshieldedmetalcasewithauti-skidfeet*selectionviaPushButton.我们单USB就有四种:USB2.0DATAMANUALSWITCH1A2B,1A4B,1B2A,1B4A!