SA QCY T9 Bluetooth headset wireless dual earbuds head-mounted sports running men's noise reduction long standby music

T9 true wireless button bluetooth headset Concert hall Open the pop-up window | APP intelligent control | DSP noise reduction | headphone positioning APP intelligent control/pop-up connection/headphone retrieval/intelligent noise reduction/ 5.0 Bluetooth chip/memory/pairing HIFI sound quality/HD call/mini lightness The lid is automatically connected, and the lid is turned on when the lid is opened. From picking up to use, Start up faster, answer more calmly and talk more easily Low power consumption and low latency Low transmission Using a new upgrade 5.0 high version Bluetooth chip Higher compatibility, reduce lag and delay, enjoy lossless instant feedback Using the new DSP intelligent noise reduction technology, even if you are in a noisy environment, you can devote yourself to the music, and the ear is the sound of nature 5.0 chip blessing high-speed transmission efficiency, playing games with lower latency, just like being on the scene