Bell System, 51, Speech Unit (H = 136mm, W = 81mm, D = 30mm)
- Brand:Bell System
- Product Code:51
- Availability:Please Call or Email Us to Check Availability
Bell System, 51, Speech Unit (H = 136mm, W = 81mm, D = 30mm)
This unit is generally required as a replacement unit for older systems or for SPA panels above 10 buttons. The unit provides two-way speech and has an individual volume control for both microphone and speaker. This universal product can be powered from either 12V AC or 12V DC depending on the model of telephone used.