Philips Bass+ SHB4385 Wireless Bluetooth in-Ear Earbuds, TWS with Up to 6+6 Hour

-Big pumping bass: bass+ headphones feature 8. 2 mm speaker drivers that produce big, pumping bass -Up to 12 hours of playtime: get up to 6 hours of playtime from the earbuds and recharge in the compact rechargeable Charging Case for another 6 hours (case holds approx. 6 hours of playtime battery) -Hands-free calling: enjoy convenient hands-free calling with mic and Bluetooth 4. 1, along with a closed-back acoustic design that keeps ambient noise out and great sound in via enhanced passive noise