Features: 100% brand new and high quality. Gold-plated copper pin, aluminum shell, enameled copper wire, shell is made of TPE material The headset adapter, which is mainly used for mobile phones or tablet, is switched to headphone jack + microphone jack The patch cord is the CTIA international standard connection method Widely compatibility allows connection to any standard 3.5mm stereo headset and microphone High quality design ensures reliable performance and minimal signal loss Description: Color:Black Type:Y Splitter Package Size:15*10*3 cm Net Weight:0.02kg Connector A:3.5mm Plug Connector B:Microphone jack,Headphone jack Cable Length:30cm Cable Diameter :2.5mm(max) Shell Material:TPE Core Material:Copper Package included: 1*3.5mm convert cable Note: 1.1 inch=2.54cm 2.Please allow 0.2-0.8cm error due to manual measurement. please 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! 1. Antioxidant, lasting. Thickened gold-plated joint, good conductivity, oxidation resistance, no rust, wear resistance, more durable. 2. High fidelity sound quality. High fidelity design, shielding and anti-interference, full sound quality. 3. Light and compact, portable and anti loss. Small shape, does not occupy space, go where to take where, without a trace of obstruction. 4. Enameled copper core. Enamelled copper is made of annealed and softened copper wire after several times of painting and baking, which makes the sound quality and fidelity effect stronger. 5. Strong shell. Aluminum shell, give joint better protection.