Add Buzzer WFs = Infine, BCR112 NPN Digital Transistor 27E = ON Semiconductor NUP2105LT1G 6DW = NXP BC817,215 NPN Bipolar Transistor A6c =MMUN2113LT1G / MMUN2113LT3G K5B = BC807-25-7-F PNP Bipolar Transistor Using imported Japanese Murata filter NFE