1.Ob txoj kev txiv neej 3.5 hli anti-oxidation kub-plated pins, kev twb kev txuas nrog ib tug hlau, haum rau ib tug ntau yam ntawm hluav taws xob epuipment kev twb kev txuas
2.Thicker kub-plated plugs, thicker dua li qub plugs, anti-jamming
3. Txuas lub xov tooj thiab lub tsheb AUX interface nrog lub suab cable, lub suab zoo kom txaus siab rau lub tsheb suab