Wholesale Multilayer Breadboard Bluetooth Speaker PCB Arm Medical Audio Motherboard Assembly Circuit PCB Board
2025-04-13
introduction 4220
Rigid Circuit Board
Fiberglass Epoxy
V0
Immersional Gold
Organic Resin
1.2~2.0mm
Immersional Gold
6-8 Working Days
Vacuum Packing
IPC-Class 2