BT-SPP-dat

bluetooth classic

main bluetooth chip: BC417143B1 - BC04-dat - https://w.electrodragon.com/w/Category:BC-04 - NBL1022-dat

NBL1057-dat and NBL1018-dat

simialr modules - BC04-B-dat - HC05-dat - HC06-dat - NBL1012-dat

ref

• bluetooth-dat