The USAMS EP-44 stereo headphones impress with their appearance and precision of workmanship. Ergonomic design makes them comfortable and comfortable to wear. The built-in remote control with a microphone makes it easy to answer calls without using the phone. The headphones have noise reduction, so we can enjoy clear sound. The designer construction makes the headphones delight with their unique appearance. The set includes a set of three pairs of covers (S / M / L) for even better comfort of use. Material: TPE / Aluminum Cable length: 1.2 m Speaker sensitivity: 95dB Speaker diameter: 10mm Impedance: 32 Ohm Frequency range: 20Hz ~ 20KHz Function: audio + call Output: 3.5mm jack Compatible: with devices with 3.5mm jack input