The Sensor for Built-In Tally Light from QTV is a replacement sensor for the built-in tally light in an existing QTV prompter. Use this unit to replace a damaged sensor, or as a backup to prevent emergency situations.
| Material | Cable, plastic |
| Finish | Not specified by manufacturer |
| Dimensions | Designed for use with the built-in tally light of QTV prompters |
| Weight | Not specified by manufacturer |