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Bell Speech Unit


£49.21 Inc VAT
£41.01 Ex VAT£43.40


Bell 51 Speaker Unit (BSTL)

Usually used as a replacement for older systems or for fitting inside SPA range panels above ten buttons as well as CS109 series panels. The speaker unit features high quality, two way speech and separate volume adjustment for the microphone and speaker.

The speech unit can be powered by either 12V AC or 12V DC which depends on which telephone model is used.


  • High quality two way speech
  • Individual volume control for microphone and speaker

Technical Data:

  • Compatible with audio panels by Bell
  • Dimensions: 97 (H) x 58 (W) x 24 (D) mm

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