Keyestudio 6812 Full-color RGB LED Ring Shield is fully compatible for Micro:bit development board. It integrates 26 6812 Full-color RGB LEDS, a microphone and a passive buzzer.
The RGB ring shield is super cool; and comes with 5 M3 fixing holes (wiring terminal), so easy to mount or connect the micro:bit main board to the shield using included 5 screws and 5 nuts.For power supply, you can use built-in micro USB port or PH2.0-2P connector (DC 5-9V). The shield comes with a slide switch for power control. The shield’s P0 is for passive buzzer control, which depends on a slide switch. When turn the slide switch to OFF position, passive buzzer is available; turn to ON position, the P0 can access to external devices via XH-3P socket. The P1 is connected to microphone, also depending on a slide switch. When turn the slide switch to OFF position, MIC is available; turn to ON position, the P1 can access to external devices via XH-3P socket.