Instant purchase OK 2 These fully wireless earbuds offer high connection stability, minimizing audio dropouts. They provide up to 11 hours of continuous playback (up to 50 hours with the case). They also support the "aptX Adaptive" codec, which boasts low latency performance ideal for video playback and gaming. Features an ambient microphone (external sound capture) function. Employing a high-sensitivity MEMS microphone, combined with "cVc noise canceling," they deliver clear audio with reduced environmental noise and echo.