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| 9845 Sound Sensor | |
|---|---|
 | |
| More Information | |
| Pieces | 1 |
| Price | $34.95 |
The 9845 Sound Sensor is a sensor included in certain MINDSTORMS sets.
This is an Official description from the LEGO® Group. Please do not modify it in any way.This sophisticated sensor provides stimulus for directing a robot’s actions. The sensor measures dB and dBA and recognizes sound patterns and tones.