salut,
toad_fr@NEO14A-4WH64:~$ lsusb
Bus 002 Device 001: ID 1d6b:0003 Linux Foundation 3.0 root hub
Bus 001 Device 005: ID 0bda:b720 Realtek Semiconductor Corp.
Bus 001 Device 006: ID 046d:c52b Logitech, Inc. Unifying Receiver
Bus 001 Device 004: ID 1a40:0101 Terminus Technology Inc. Hub
Bus 001 Device 003: ID 0bda:0129 Realtek Semiconductor Corp. RTS5129 Card Reader Controller
Bus 001 Device 007: ID 6557:8003
Bus 001 Device 002: ID 0c45:6321 Microdia
Bus 001 Device 001: ID 1d6b:0002 Linux Foundation 2.0 root hub
toad_fr@NEO14A-4WH64:~$ lspci -nnk | grep 0280 -A3
libkmod: ERROR ../libkmod/libkmod-config.c:656 kmod_config_parse: /etc/modprobe.d/rtl8723be.conf line 1: ignoring bad line starting with 'option'
toad_fr@NEO14A-4WH64:~$
