The TD-C-100 USB-C In-Ear Headphones offer dependable performance for classrooms, offices, hospitals, libraries, and everyday device use. Each earbud is built with a durable ABS shell and a 10mm dynamic driver, delivering clear audio across a full 20 Hz – 20 kHz frequency range. An integrated inline control module allows easy access to volume adjustments and a multifunction start/stop button for calls and media. The PVC cable jacket provides smooth flexibility, long-term durability, and a clean appearance without tangling easily. With an overall length of approximately 43 inches from ear tip to USB-C connector, the TD-C-100 is suited for a wide range of USB-C audio devices. Weighing only 11 grams, these lightweight earbuds are comfortable for extended wear and ideal for bulk purchasing needs. The TD-C-100 is available in both black and white to match various device environments. Technical Specifications Ear Shell Material: ABS Speaker Size: 10mm Wiring Material: PVC Impedance: 32 Ω Sensitivity: 100 dB Frequency Response: 20 Hz – 20 kHz Headphone Weight: 11g Cable Length: ~43 inches Connector Type: USB-C Available Colors: Black or White