Hi euriah66
Welcome to the Apple (user-to-user) Community.
Re: Macbook Air2 not pairing with non-Apple Bluetooth devices
Wondering if the non-Apple bluetooth devices are capable of pairing with more than one device at time. You may need to "forget" them on Mac Book Pro, reset them, pair them with MacBook Air.
Or:
Resolve Wi-Fi and Bluetooth issues caused by wireless interference - Apple Support
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Apple Support have articles online (links below) that may or may not help:
Connect a Bluetooth device with your Mac - Apple Support
Use Bluetooth devices with Mac – Apple Support
Control Home accessories on Mac – Apple Support
Use Siri to control accessories in Home on Mac - Apple Support
Else:
MacBook Air - Official Apple Support
All the best :-)