At Baseus, our products are based on our users. Quality, attention to detail and intuitive designs are all aspects which we pride ourselves with. Full product name: Baseus Encok H09 One-Sided Wired 3.5mm AUX Earphone Product model number: NGH09-01 Main features: - Cable length: 1.2 meters - Suitable for: 3.5mm interface devices - Frequency response range: 20Hz -40 KHz Secondary features: - One key operation: Support music and calling, the user can play, pause, answer and hang up with a single click. - Single-side wired earphone with supporting microphone, ideal for your everyday business individuals. - Classic ear shell design: Provides our users with a comfortable experience and with this in-ear style it makes it more difficult to drop. - Durable TPE (Thermoplastic Elastomers) material: We used a durable yet smooth TPE rubber for the entire length of the cable to protect the internal wiring and also provide flexibility. - ABS plastic: We have used a robust grade of ABS plastic offering additional strength to the sound chamber and control system making it more durable.