Voice Module Sound Acoustic Control Board Accessory Part Set Kit for 5V

Better Control: With this voice module, you can easily control the just by clapping your hands, suitable for . Stable Working: Q1 and composed of two amplifier circuit, the signal is accepted by the MK1, C1 is coupled to the base of Q1 pole, amplified and fed directly from the collector to the base of to a negative at the collector of , with to trigger the bistable circuit. Great Accuracy: R1, C1 circuit frequency response is limited to about 3kHz to high sensitivity range. The power is turned on, the state of the bistable circuit off, saturated, D3 does not shine. Item Type: Voice Module Working Voltage: 5V PCB Size: Approx. 28 x 49mm Celsius 1.1 x 1.93in