About this item READY FOR AN UPGRADE? It's time to experience the next level in audio quality with our latest and improved headphones with mic, designed with durability and quality in mind for even better sound and comfort. Make the switch and enjoy listening to your favorite audio content like never before! BUILT FOR KIDS - The headset is designed for student testing and assessments and is built tough enough to withstand the rigors of the K-12 environment. DESIGNED FOR DEVICES W/ USB CONNECTION, CHEW-PROOF CORD - The headset has a USB jack connection, making it compatible with almost all devices. The chew-proof cord extends up to 4 feet, protecting wires from damage while allowing students to move freely for maximum flexibility. COMPLETE WITH BUILT-IN MIC - Optimized full frequency response of 20 - 20000 Hz delivers ideal, high-quality sound. An enhanced impedance level of 32 ohms protects against amplification 'blow outs.' Plus, the unidirectional boom microphone features a 100 - 120