1.4L dvr PCB; 2.good quality,reasonable price; 3.quicker delivery; 4 ... service; 5.UL,SGS,ROHS,ISO9000. We can manufacture PCB in higher quality, more competitive price, quicker delivery and ... Compliant)/CEM-3/CEM-1/AluminiumLayersingle layer,double layer,multi-layer(4-10)Board Thickness0.3mm-3.0mm,+/-0.1mm(tolerance ... ) Certificate SGS,ISO,ROHS,UL, Welcome to visit WALBOND ! Multilayer dvr PCB board