Impedence control PCB

Impedance control printed circuit board, blue color pcb 
Layer count: 6 
Material: FR4 ,1.6mm, TG 180, 1 OZ for all layer 
Minimum track: 4mil 
Minimum space(gap): 4mil 
Minimum hole: 0.20mm 
Surface finished: ENIG 
Panel size: 130*68mm/1up 
Characteristics: impedance control PCB, blue color pcb, high TG PCB

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