LibreELEC:~/.kodi/temp # cec-client -l
libCEC version: 4.0.1, git revision: 8.0.1+137-feae1d2~dirty, compiled on Thu May 25 01:30:06 UTC 2017 by chewitt@buildbox on Linux 4.4.0-59-generic (x86_64), features: P8_USB, DRM, P8_detect, RPi
Found devices: 1

device:              1
com port:            RPI
vendor id:           2708
product id:          1001
firmware version:    1
type:                Raspberry Pi