The XO X40 are Bluetooth 5.3 TWS in-ear headphones that offer excellent sound quality and complete freedom of use. With True Wireless Stereo (TWS) technology, both earbuds connect wirelessly, creating a high-quality stereo set. The portable charging case with an integrated battery not only allows for convenient charging but also provides secure storage for the earbuds in your pocket or backpack. The XO X40 is the ideal solution for smartphone, computer, laptop, and tablet users that support Bluetooth technology. The headphones are compatible with both Android and iOS systems, enabling seamless connection with multiple devices. The built-in microphone allows for high-quality voice transmission. The playback time on a full charge is approximately 240 minutes, depending on the volume, thanks to the energy-efficient Bluetooth 5.3 technology.