I bought one, thanks.
Will let folks know how it goes once it arrives in a couple of weeks.
UK eBay stockist mac_apple is out of stock at the moment so I thought I'd give one of these a try...
Chipsets are clearly different:
View attachment 621078
View attachment 621079
Well, seems to be working fine in OS X 10.11.4.
Apple Bluetooth Software Version: 4.4.4f4 17685
Hardware, Features, and Settings:
Bluetooth Low Energy Supported: Yes
Handoff Supported: Yes
Instant Hot Spot Supported: Yes
Manufacturer: Broadcom
Transport: USB
Chipset: 20703A1
Firmware Version: v119 c4632
Bluetooth Power: On
Discoverable: Off
Connectable: No
Auto Seek Pointing: On
Remote wake: On
Vendor ID: 0x05AC
Product ID: 0x8294
HCI Version: 4.1 (0x7)
HCI Revision: 0x1218
LMP Version: 4.1 (0x7)
LMP Subversion: 0x2177
Device Type (Major): Computer
Device Type (Complete): Mac Desktop
Composite Class Of Device: 0x380104
Device Class (Major): 0x01
Device Class (Minor): 0x01
Service Class: 0x1C0
Auto Seek Keyboard: On
en2:
Card Type: AirPort Extreme (0x14E4, 0x14A)
Firmware Version: Broadcom BCM43xx 1.0 (7.21.95.175.1a6)
Locale: ETSI
Country Code: GB
Supported PHY Modes: 802.11 a/b/g/n/ac
Supported Channels: 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 36, 40, 44, 48, 52, 56, 60, 64, 100, 104, 108, 112, 116, 120, 124, 128, 132, 136, 140, 149, 153, 157, 161
Wake On Wireless: Supported
AirDrop: Supported, Channel 44
Status: Connected