• Product Design
• ID design
• Product function definition
• Product function development
• Product Structure Design
• Component selection and finalization

• Cable Conduction Test

To test if short /open circuit of the cables 。
Testing Machine：Cable Comprehesive Machine

• Assembly of the drivers

To match the drivers before assembling
Testing Machine：6151 Electroacoustic Tester

• Welding Spot Inspection

The welding spot of mic and drivers need to check carefully,to avoid tack weld,dry weld,continuous tin electrodeposit.
Testing Machine：High Magnified Glass (FD-100B)

• Functional Test

To test the db curve and mic function,and the cable conduction
Testing Machine：6151 Electroacoustic Tester

• Frequence Response Curve Test

To test the sound balance of L side and R side,distortion,and oppsite polarity
Testing Machine：6151 Electroacoustic Tester

• Appreance Inspection

Inspect the appreance and size
Testing Method：Ruler,Samples

• Accessory Management

Numble Management
Testing Method:Mark Card

• Function and Appreance Test before package

Testing the consistency of the sound and function
Testing Machine：Mic Function Testing Machine