USB connector It is copper and ROHS Surface treatment may be chosen nickel,goal,silver and tin Best price with good quality

The electronic characteristics:

Contact Current Rating:1.5 Amperes

Dielectric Withstanding Voltage:AC 500V r.m.s

Insulation Resistance: 1000 Megohms Maximum at DC 500V

Contact Resistance: 30 Million Maximum

Operating Temperature:-55+85

The materials

Contact: Brass/Phosphor Bronze

Colour: Black/White

Insulator: PBT, UL 94V-0 Rated

Shell: Brass

Plating: Golden Plating Under Nickel

Application:MP3 player, digital video and camera, PDAs, GPS, phone printer/frame, mouse, keyboard, flash drive and cable

MINI USB 5P connector in four pieces