Air Dot Pro Wireless Earbuds is designed with Bluetooth 5.0 support. It is packed with a built-in Realtek 8763 chip and can be used for bilateral calls and digital sound quality is assured with its DSP digital noise reduction.Wireless EarphonesThe Air Dots Pro has true wireless stereo (TWS) technology that splits audio in both earbuds to deliver a truly wireless experience. With no wires for a tangle-free experience, the set comes with a charging box for storage and wireless charging, delivering extreme simplicity and convenience