... wide range of electronic products, such as project, amplifier, CCTV, power supply, GPS, Safety ,camera, set-top box, medical device, ... Outline Tol (+/-)CNC: ±0.125mm, Punching: ±0.15mmBeveling30°45°Gold Finger angle15° 30° 45° 60°Certificate ROHS, ISO9001:2008, SGS ... our products meet RoHS standards.ROHS:A001C100827049001-2SGS:CANEC1000312001UL:E320045 power amplifier pcb board with gold finger