Finding a compatible bluetooth adapter for your hackintosh can be rather complicated. This guide should help you select one. All these adapters support bluetooth 4.0 and should work in OSX Mountain Lion, Mavericks, Yosemite, El Capitan, Sierra or above.
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USB bluetooth adapters are probably the easiest to get working. The adapters here should be plug and play, a compatible bluetooth device is required to wake from sleep.
IOGEAR USB 2.1 Bluetooth Micro Adapter (GBU421) – Will work but not recommended because price is very high and Bluetooth version is 2.0
The BTA-402 is widely used and has been confirmed to work by many users on the insanelymac forum.
If you want to make your hack look a little cleaner, or if you are using a laptop, you can use a PCI adapter to get bluetooth on your hackintosh.
This mini-PCIe card handles Wifi and Bluetooth. Wifi should work out of the box, however you will need this kext to enable bluetooth.