1.V2.1 BT Dongle 2.Can match with your PC,PAD,KEYBOARD. ... OEM is supported 4.MOQ:2000PCS T02--V2.1+EDR BT Dongle Specification: Bluetooth specification V Compliant.Support profiles:Networking, ... LAN access,and Headset.Operation system:Windows 98se,98se,ME,2000,XP,VistaInterface:USB complianceReceiving/Sending range:0-100mFeatures:Convert ... Bluetooth voice data.Support Multi languages. V2.1+EDR BT Dongle