![]() Can be used on all of the Windows system with a USB computer, you can connect a Bluetooth keyboard, Bluetooth mouse, Bluetooth headsets, Bluetooth speakers, Bluetooth printers, and mobile phones Bluetooth to send files to each other.Supports Wake-on-WLAN and Wake-on-Bluetooth function makes wireless terminal device saving more power.How does it come that two of my dongles support only Bluetooth 2.1 although all three of them report being. I have tested the dongles in operation and indeed BLE utilities report that the 2.1 dongles are not supported while the 4.0 dongle works fine. Supports Bluetooth Class I standard, so Bluetooth devices have greater coverage Dual-mode Bluetooth/Bluetooth low energy operation.Drive free, support Win7/Win8/Win10/Vista/XP and other mainstream operating systems. ![]() Downward supports BT 2.1+ EDR, BT 3.0+ HS, BT4.0 BLE. Great compatibility, stable, and high speed.Can be connected to smart phones and other smart Bluetooth devices.Meet the 4.0 standard specification, high speed, low power consumption.Dual-channel, you can connect two Bluetooth devices simultaneously for data transmission.Superior signal penetration capability, penetrate wall easily without losing signal Class 2 specs transmission which is 20M.Let you your devices (PC, laptop, etc) have USB BT 4.0 capability, so your exist device will be capable to talk with your latest BT 4.0 devices.
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