Key Specifications and Features Design: Comes with a comfortable and lightweight in-ear design, with a charging case featuring a transparent lid and an elegant white body. Connectivity Technology: Relies on Bluetooth 5.3 / 5.4 technology for stable and fast wireless connection with devices and a wide transmission range. Noise Reduction (ANC / ENC): Equipped with dual environmental noise cancellation technology to filter out external sounds during calls, giving you pure and clear audio. Water Resistance: Supports IPX4 standard, making it resistant to water splashes and sweat, suitable for use during exercise or running. Smart Touch Control: Allows you to control music playback, adjust volume, and answer calls with simple touches directly on the earbuds.