Features: brand new and high quality Superb tech recover the sound,also makes the plug more durable and more refined. Stereo audio type headphone connector that can provide you the for optimum sound quality,so that you could for always enjoy the music. The metal parts for fixing the for shell are all made by stainless steel material and the plug is made by 24k gold plated copper, so as to ensure the adapter is durable enough for your daily use. Efficient audio transmission, no interference, anti-noise. Small and compact in appearance, it is more convenient to carry. Specifications: Material:Aluminum Alloy Plug Diameter: 4.4mm Color:Black,Silver Type:Gold Plated,Silver Plated Net Weight:10g Note: Please allow 1mm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Package includes: 2Pcs 4.4mm Earphone Plug