Features: brand new and high quality. The item is a 3.5mm 4-pole male plug DIY earphone wire with microphone. With TPE for jacket design, durability and corrosion resistance. The diameter of branching wire is 1.5mm and main line's dia is 2.0mm. Suitable for mobile phone, player, computer, mp3, mp4, CD machines, amplifiers and other audio devices with 3.5mm interface. Compatible for 90% of for smart phone, such as for iPhone, for , for Huawei, for , etc. Specifications: Item Type: DIY Headphone Audio Cable Earphone Maintenance Wire for Jacket material: TPE Core material: Copper wire core (Tin plated ) Wire core number: 14 cores Color: White + Gold / Black + Gold / Black + Blue (Optional) Size: (Approx.) Wire Total Length: 120cm/47.24in(5cm) Main line diameter: 2.0mm; Branch line diameter: 1.5mm Plug Type: 4-pole 3.5mm male (gold-plated) 3.5mm connector type: 90 degree right angle Microphone: Yes Control Button: one key Line control function: Click for one time: answer / hang up; for play / pause music Click for two times: enter the next song Click for three times: back to the last song Application: Earphone Use: Headphone DIY (need welding) Quantity: 1 PC Note: 1.Transition: 1cm=10mm=0.39inch 2.Please allow 0-1cm error due to manual measurement. pls make sure you do not mind before you bid. 3.Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! Package includes: (No retail package) 1 X DIY Earphone Audio Cable (earphones NOT include)