... series, some sounds use for daily life ,etc.), and send me your own design.b, I will make ... the DEMO board(sound sample) according to yours, and send you drawing depends on your design.c, If ... you approved DEMO sound and drawing , we will open new mold and be IC masking.d, providing ... , Packageing :one pc into a polybag. Or backer and shrink packing as my picture. E, Delivery terms:FOB Shenzhen