Kestrel LiNK Dongle - BTLE Black. LiNK Wireless Dongle for PC or Mac allows wireless communication between any LiNK enabled model in the Kestrel 5 Series and a laptop or computer. Use the dongle and Kestrel LiNK software to install firmware updates and upload logged data from your Kestrel. This versatile device is compatible with Windows and Mac operating systems and installs in any USB port. Its advanced communications capacity enables long-range data exchange with LiNK- enabled products. This dongle is small and lightweight which makes it easy to transport. Specifications for Kestrel LiNK Dongle BTLE: Manufacturer: Kestrel Additional Features: Only for Kestrel 5000 Series Color: Black Connectivity: Bluetooth Package Contents: Kestrel LiNK Dongle BTLE Wirelessly transfer data logs and update firmware via Bluetooth low energy with this handy wireless USB dongle.LiNK Wireless Dongle for PC or Mac allows wireless communication between any LiNK enabled model in the Kestrel 5 Series and a laptop or computer. Use the dongle and Kestrel LiNK software to install firmware updates and upload logged data from your Kestrel.This versatile device is compatible with Windows and Mac operating systems and installs in any USB port. Its advanced communications capacity enables long-range data exchange with LiNK- enabled products. This dongle is small and lightweight which makes it easy to transport.