Assembly Electronic Circuit SMT PCB Circuit Board for Wireless Speaker

Basic Info.Model NO.WEX107Metal Coating Copper Mode of ProductionSMTLayersMultilayerBase Material FR-4 CertificationRoHS, CCC, ISOCustomizedCustomizedConditionNewSurface FinishingHASL, HASL(Lead Free), Immersion GoldTestingFlying Probe, E-Test, X-ray Inspection , AoiPCB StandardIpc-a-600Conductive AdhesiveConductive Silver PasteTrademarkOEMTransport PackageBubble Anti-Static BagSpecification2 Pieces/boxOriginShandongHS Code3780400181Product DescriptionProduct features:  * High quality new components, stable performance,long service life,* external EMI filter, good anti-interference performance  * pure copper thick copper wire wound ferrite magnetic ring,effectively inhibit the instantaneous impact current .* Small DC ripple, high working efficiency,                        * Design soft start circuit, LIMITED AC inrush current  ,* Low operating temperature, long service life,* wide input voltage range, in line with global standards  * high quality large capacity energy storage capacitor, high voltage resistance, low loss,* Short circuit, overload, overvoltage protection function,  * Pure copper transformer, full power, anti-interference, stable output,What we need:* Gerber files of the bare PCB * Bill of materials to include: Manufacturer's part number, type of part, type of packaging, component locations listed by reference designators and quantity * Dimensional specifications for non-standard components * Assembly drawing, including any change notices * Final test procedures (if available)F.A.QQ:What files do you use in bare pcb fabrication? A:Gerber RS-274X,274D,Eagle and AutoCAD's DXF,DWG  Q:What format of Bom List you prefer?  A:We prefer in MS-Excel with Components Part No.,Manufacturer,Quantity,Value info, other format are also accepted.  Q:How can i know the processing about my PCBA order? A:Each Customer will have a sale to contact with you. Eastwin working hours:AM 9:00-PM 6:00(Beijing Time) from Monday to Friday. we will reply your email in 2hours during our working time. And you also could contact with our sales by cellphone if urgent. Q:How long will we get the quotation after providing pcb gerber file,completed bom list,part datasheet and PNP file? A: The quotation will be sent in less than 2 work days, for some special components, you also could recommend supplier to us.  Q:If all PCBAs will be tested before delivery if we provide the function testing method? A:Yes, we ensure that each piece of PCBA will be tested before shipment, we ensure the goods we sent with good quality.