High Product Compatibility & Ease of Use: The AT 20 wireless earphones connects to a variety of Bluetooth devices including smartphones, computers tables and TV¡¯s. When using the state of the art wireless earbuds, you¡¯ll be able to take a call, adjust music settings whilst been able to activate Siri and similar voice assistants simply by a single touch.

Deeper Bass & a More Stable Connection: Adopts a 6mm PU composite diaphragm, the Bluetooth earbuds feature a much lower bass and significantly stronger treble than other earbuds, allowing you to fully enjoy and experience the stunning music quality. The latest Bluetooth 5.0 technology further ensures stable and fast transmission of a range up to 33 ft.

Charge Wirelessly, Use Tirelessly: The wireless Bluetooth earbuds can be used for 5 hours after fully charged and 25 hours with the case, with only 2 hours required to charge the case using USB Type-C fast charging. The case can be charged by wireless charge or reverse wireless charging if your cellphone supports this function. Furthermore, LED lights on the case clearly displays the battery level. Please note you should charge for a longer period when using for the first time.

Three Modes & Pocket-sized: The Bluetooth earphones fully supports mono, twin, and share mode with the earbuds able to be worn in just one ear or both. With it¡¯s portable and compact design, at just 7.2cm*3.8cm, you can take the earphones with you to your favorite place any time, anywhere sharing the music with your favorite people.

IPX8 Waterproof & Comfort: The outstanding nano-coating feature fully prevents moisture damage to your in-ear headphones, offering 3 pairs of eartips (L/M/S) of your choice so you can obtain the best listening experience. Ergonomic design and silicone eartips further allow you to be able to exercise freely without worrying about noise damaging effects or earbuds falling out.