Enjoy seamless music streaming from any Bluetooth-enabled device with the latest Bluetooth 5.1 technology, providing a strong and stable connection within a 10m range. Say goodbye to tangled wires and hello to effortless listening pleasure. Not just limited to Bluetooth, this gadget also features an FM radio and AUX input, making it compatible with most devices that have a 3.5mm AUX output. Whether you're tuning in to your favorite radio station or connecting via AUX, your listening options are endless. With a speaker size of 40mm and a frequency response range of 20Hz to 20KHz, experience crisp and clear sound with impressive bass. The device boasts an impedance of 32 Ohm and a sensitivity of ≥58dB, delivering top-notch audio performance every time. The built-in hands-free mic allows you to effortlessly pick up calls without interrupting your activities. Stay connected and multitask with ease, all while enjoying your favorite tunes. This feature adds a layer of convenience to your daily routine. With a built-in lithium rechargeable battery, enjoy up to 6 hours of continuous playtime on a single charge. A quick 2-hour recharge keeps your device ready to go, ensuring your music is always on hand when you need it most.