Ceiling Speaker, Use with NI-SB
Features
- For use with NI-SB microphone for 2-way communication with NIM master station
- Call-in LED
- Indoor use
- Flush mount in ceiling
Specs
| Hands-free (receive) |
| ABS plastic |
| Ceiling flush mount |
| 3-cond. overall shield - use Aiphone #821803 |