Features: 1, A-I standard, Apple/Android interface can be inserted and pulled by both sides (positive and negative direction) more than 3000 times, easy and durable. 2, TC core, USB-I standard, support 5V/2.4A, pass bending and swing test. 3, metal shell plug with integrated injection moulding, available for color, LOGO 4, good appearance for dual-purpose plug, easy to carry, good wire appearance, good feeling for the cable, beautiful appearance, safe and durable.