I found further information on my device (ear-buds) in /var/lib/bluetooth/80:38:FB:D6:A7:62/3C:F8:A8:B9:CE:A1/info:
Name=Hama Freedom Light Class=0x240404 SupportedTechnologies=BR/EDR; Trusted=true Blocked=false Services=0000110b-0000-1000-8000-00805f9b34fb;0000110c-0000-1000-8000-00805f9b34fb;0000110d-0000-1000-8000-00805f9b34fb;0000110e-0000-1000-8000-00805f9b34fb;0000111e-0000-1000-8000-00805f9b34fb;00001200-0000-1000-8000-00805f9b34fb; [DeviceID] Source=1 Vendor=1494 Product=10 Version=576 [LinkKey] Key=< 32 hex characters long, maybe secret? > Type=4 PINLength=0
