just tried again, it works fine after reboot
thanks
below is the content I added to. 0x8197=33175, 0x413c=16700 (hexadecimal to decimal)
<key>Broadcom380FamilyUSBBluetoothHCIController</key>
<dict>
<key>CFBundleIdentifier</key>
<string>com.apple.iokit.BroadcomBluetoothHostControllerUSBTransport</string>
<key>IOClass</key>
<string>BroadcomBluetoothHostControllerUSBTransport</string>
<key>IOProviderClass</key>
<string>IOUSBDevice</string>
<key>LMPLoggingEnabled</key>
<true/>
<key>idProduct</key>
<integer>33175</integer>
<key>idVendor</key>
<integer>16700</integer>
</dict>