Lightweight headset for music playback and phone calls. Equipped with a microphone and adjustment so you can manage calls and switch tracks. Made of durable ABS and TPE, they are guaranteed to maintain an elegant look for a long time. They offer perfectly clear sound and comfortable use. The headphones are characterized by high sensitivity, which means that they emit loud sounds. Specification: Impedance: 16 ohm+15%; Sensitivity: 92db ± 3db Response Frequency: 20~20000Hz Speaker Diameter: 10mm Weight: 13g Cable Length: 1.2m