B
- BRK 7010B
- Battery
- Battery Operated
- Battery Powered
- Black
- Blue
- Bluetooth
- Brown
- battery operated detector
- battery operated model kn-cob-b
- battery operated smoke and carbon monoxide alarm
- battery operated smoke and carbon monoxide combination detector
- battery operated smoke detectors
- battery smoke detector
- brands
- brands 9120b
- brands 9120b hardwired smoke alarm with battery backup
- brands 9120b hardwired smoke alarm with battery backup single
- brk 3120b
- brk 9120b
- brk sc-9120b
