type c

Can anybody tell me what type capacitor isthis?Is it polyproplyne ,polyester or ceramic? Is it good for audio coupling?

Hello friends, so now i have came up with this small battery and its small circuit. These are two identical circuits and i have numbered it 1 and 2 in the images attached. This circuits are from two identical vapes, it had this rechargeable battery and a type C input for charging the battery. i...