Description:The Sound Sensor detects sound intensity. A stronger sound increases the strength of the signal the block sends out.Features:The magnetic design at the back of Neuron blocks makes you can simply place your gadget on the magnetic surface such as whiteboard; The redesigned magnetic Pogo Pin-connectors effectively prevent blocks from being connected incorrectly;Support two ways to update firmware: wired and wireless;Detects intensity of vibrations and shakes;The modules are color-coded according to their functionality, to make it easy to distinguish between them and find the right block;Winner of 4 international design awards.Specification: Range: 0~100 (relative value); Accuracy: ±5%; Sensitivity: -38±3dB; Directivity: Omni-directional; Operating Voltage: DC 5V; Anti-drop Ability: 1.5m; Operating Temperature: -10℃~55℃; Operating Humidity: <95%. Pack List: 1×Sound Sensor Block