Features: With nterference-resistant cable: Equipped with a 2.8meter coppered shielded cable that Interferences resistant and reduces signal loss. Ergonomical Comfortable Design: Featuring double headband structure, for your head comfortably. Outstanding sound quality: With sound card chip, our headset microphone is capable auditory decoding, ensuring that the sound output. Advanced noise-canceling technology: The unidirectional microphone effectively reduces background noise and clearly identifies main sound source. Adjustable Microphone Position: The 25cm long metal gooseneck design allows users to easily adjust the angle and distance of the microphone Specifications: Product Type: USB In-ear Headphones Material: PU, PVC Sensitivity: -44±3decibels Cable length: approximately 2.8meters /9.2feet Microphone telescopic rod size: approximately 25cm / 9.8inches Size about 16.5x21.5x8.50cm/6.49x8.46x3.34in Package Includes: 1PC USB In-ear Headphones note: Please allow 0-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual color.