NBL1089-DAT

Pin Definitions

• SW1: mode setup
• JP1: debug only, no need to be used
• GND - BAT: battery power supply
• MIC: Microphone solderin pins
• USB:
• LED1: status
• Earphone
• AUX_IN

Note

• Please notice microphone is not pre-soldered on board, you can do it yourself or add note to ask us to do it when you place order.
• More function is developing now, any updates we will update on wiki page. Also support customize.

Demos

• Pair with audio play box, and send human voice via speaker
• https://twitter.com/electro_phoenix/status/1114019811690856452
• Pair with audio play box, and PC -> audio -> AUX_IN to play
• https://twitter.com/electro_phoenix/status/1401807228126908429?s=20

ref

• https://w.electrodragon.com/w/EMBT-S02
• https://w.electrodragon.com/w/Category:EDMBT
• https://www.electrodragon.com/product/bluetooth-audio-transmitter-receiver-board-embt-s02/