🎶 Tune into Excellence with Yamaha RH1C! Say goodbye to tangled cords and hello to convenience. Designed for on-the-go listening without the bulk. Elevate your audio experience with a modern black finish. Seamlessly connects with all your favorite audio devices. Experience a wide frequency range that brings your music to life. 20Hz-20kHz 8' cord 91 dB/mW The Yamaha RH1C Portable Headphones deliver exceptional sound quality with a frequency response of 20 Hz to 20 kHz and a sensitivity of 91 dB/mW. Weighing only 85 grams, these lightweight headphones feature a retractable 8-foot cord and are compatible with all audio devices, making them the perfect choice for music lovers on the move.