T10i: High fidelity, noise isolating in-ear headphone with remote and microphone The stainless steel T10i features a handmade dynamic driver (model 770.1) engineered to reproduce all genres of music with high levels of accuracy and detail. A unique tuning filter system allows for frequency response customization and patent pending moldable over-ear hooks ensure a comfortable, noise isolating fit. Handmade, high fidelity dynamic driver (770.1) model engineered to accurately reproduce all genres of music with high levels of clarity, detail and imaging. Noise isolating design. Metal injection molded, stainless steel construction. Interchangeable tuning filters with holder.3-button remote and microphone for use with compatible Apple devices. Selection of dual density silicone, double flange silicone and memory foam ear tips. Multicore, reinforced, oxygen-free copper cable with gold plated connection. Patent pending, moldable over-ear hooks. Premium carry case and stainless steel ear tip holder.perfect fit:The T10i features unique, patent pending over-ear hooks designed to hold the headphones in position with the cable running over and behind the ear. Three year warranty.