Experience the freedom of wireless music with the IQ Sound® IQ-170BT Bluetooth® v5.1 Headphones. Stream your favorite tunes from any Bluetooth®-enabled device within a 32-ft. range. The 40-mm drivers provide crystal clear sound, with a frequency response of 20 Hz to 20 kHz to deliver powerful audio for any occasion. The built-in lithium rechargeable battery ensures up to 6 hours of play time and recharges in just 2 hours. Stay connected on the go with its hands-free microphone for easy call handling. Switch between FM radio or use its aux input - which is compatible with most devices with a 3.5-mm output - for versatile listening options. With an impedance of 32 ohms, these compact and portable headphones with swivel design are designed for convenience and quality. Enhance your audio experience and enjoy seamless connectivity and impressive sound wherever you are.