[Easily Switch Between Single And Binaural Mode] Only need to take earbuds out and connect it on BT list. No need to worry about traditional pairing issues. Single-earbud mode and 2-earbuds mode could switch easily without reconnection and you can enjoy either earbud alone.
[Long Sustainable Playtime & Waterproof] Earbuds can be fully charged within 2H. Single charging maintains 4.5H playtime and Charging case with fully charged offers 4-5 times full charge, totally 25H playtime, which offers enough playtime for enjoying your daily life freely. Equipped with IPX5 Waterproof, avoids rainwater and sweat effectively, which is good for sports as most applicable choice.
[Touch Control Technology] Touch control technology helps you get rid of the button control mode, providing you comfortable wear sense and no need to worry about hurting your ears. Via touching, control the songs and calls on your own.
[3D Stereo Sound Quality] True wireless stereo delivers deep bass and crystal crisp treble, and Built-in high-definition microphone ensures call quality and stable transmission. LASUNEY T21 could offer Superior Sound Quality for you. Sound field is open and meticulous. Music voice is real and accurate, sounding pleasant to you.
[In-Ears Design & Easy To Carry] Due to In-Ears Design, help you get rid of falling issues. M size ear tips are installed, if you would like different sizes ear tips, please feel free to get in touch with us. Charging case with delicate as well as compact design, single earbud only weight 4g, charging case is 38g. Such light weight, is convenient for you to carry it and it is comfortable for you to charge your earbuds anywhere.