Actually, for the Bose QC35 II, "Headset" is not missing. See below:
Device 2C:41:A1:80:A1:C4 (public) Name: Christopher's Bose QC35 II Alias: Christopher's Bose QC35 II Class: 0x00240418 Icon: audio-card Paired: yes Trusted: yes Blocked: no Connected: yes LegacyPairing: no UUID: Vendor specific (00000000-deca-fade-deca-deafdecacaff) UUID: Serial Port (00001101-0000-1000-8000-00805f9b34fb) UUID: Headset (00001108-0000-1000-8000-00805f9b34fb) UUID: Audio Sink (0000110b-0000-1000-8000-00805f9b34fb) UUID: A/V Remote Control Target (0000110c-0000-1000-8000-00805f9b34fb) UUID: Advanced Audio Distribu.. (0000110d-0000-1000-8000-00805f9b34fb) UUID: A/V Remote Control (0000110e-0000-1000-8000-00805f9b34fb) UUID: Handsfree (0000111e-0000-1000-8000-00805f9b34fb) UUID: Phonebook Access Server (0000112f-0000-1000-8000-00805f9b34fb) UUID: PnP Information (00001200-0000-1000-8000-00805f9b34fb) UUID: Vendor specific (81c2e72a-0591-443e-a1ff-05f988593351) UUID: Vendor specific (f8d1fbe4-7966-4334-8024-ff96c9330e15) Modalias: bluetooth:v009Ep4020d0251
Actually, for the Bose QC35 II, "Headset" is not missing. See below:
Device 2C:41:A1:80:A1:C4 (public) deca-fade- deca-deafdecaca ff) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0000-1000- 8000-00805f9b34 fb) 0591-443e- a1ff-05f9885933 51) 7966-4334- 8024-ff96c9330e 15) v009Ep4020d0251
Name: Christopher's Bose QC35 II
Alias: Christopher's Bose QC35 II
Class: 0x00240418
Icon: audio-card
Paired: yes
Trusted: yes
Blocked: no
Connected: yes
LegacyPairing: no
UUID: Vendor specific (00000000-
UUID: Serial Port (00001101-
UUID: Headset (00001108-
UUID: Audio Sink (0000110b-
UUID: A/V Remote Control Target (0000110c-
UUID: Advanced Audio Distribu.. (0000110d-
UUID: A/V Remote Control (0000110e-
UUID: Handsfree (0000111e-
UUID: Phonebook Access Server (0000112f-
UUID: PnP Information (00001200-
UUID: Vendor specific (81c2e72a-
UUID: Vendor specific (f8d1fbe4-
Modalias: bluetooth: