# rfkill > Enable and disable wireless devices. > More information: . - List devices: `rfkill` - Filter by columns: `rfkill {{[-o|--output]}} {{ID,TYPE,DEVICE}}` - Block devices by type (e.g. bluetooth, wlan): `rfkill block {{bluetooth}}` - Unblock devices by type (e.g. bluetooth, wlan): `rfkill unblock {{wlan}}` - Output in JSON format: `rfkill {{[-J|--json]}}`