Porodo Deep Bass Wireless Earbuds are Bluetooth-compatible. With this product, you may enjoy music bursting in the deep bass range. For a high-clarity sound you've never heard before, this earphone was made employing the most modern audio technology. Only two hours are needed to completely charge the Porodo Deep Bass Wireless Earbuds, which have a 20-hour battery life. A complimentary Berlin charging case and an in-built microphone are included with the earbuds. Specifications Bluetooth Version: 5.0 Play Time: 20 Hours Charging Time: 2 Hour s Frequency Response: 20Hz-20000Hz