Insulation: Enhance the transmission signal and prevent oxidation
Aluminum foil: to prevent strong external signal interference and enhance audio signal transmission
Winding: Add aluminum foil to completely prevent the audio data signal from being interfered by the outside world during transmission, and the sound quality More pure, more clear and lifelike
Sheath: high-quality PVC raw materials, oil and abrasion resistance, acid and alkali resistance, long service life
Terminal: 2U gold-plated thickness to prevent oxidation. Good contact