Premium 3.5mm stereo metal plug with reinforced spring mechanism for superior durability and secure connection. High-precision brass core with gold-plated contacts ensures crystal-clear audio transmission and corrosion resistance. Industrial-grade zinc alloy housing features anti-tangle spring design for strain relief in mobile setups. Professional-grade plug compatible with headphones, microphones, audio interfaces and portable devices. Mirror-polished surface treatment resists scratches while maintaining sleek aesthetics. Bulk packaging available for studio equipment manufacturers and electronics distributors. Meets international audio connector standards with lifetime-rated insertion cycles. Ideal for DJ equipment, stage monitors, gaming headsets and pro audio installations.