KEY PRO is the in-ear headset designed for clear and interference-free calls, thanks to advanced ENC (Environment Noise Cancelling) technology. With 4 built-in microphones (2 per earbud), ENC effectively reduces background noise and ensures clear and clear voice transmission for your interlocutor. With a total battery life of 30 hours of playback time and multipoint technology, you can connect two devices at the same time, allowing for maximum versatility. The advanced LED display shows the battery level of both the case and the individual earbuds, so you can keep an eye on the charge at all times. Thanks to the auto-pairing function, the earbuds automatically connect to each other as soon as they are removed from the case. The touch control allows easy management of calls, music and volume. KEY PRO is the ideal choice for anyone looking for outstanding audio quality, technology and ease of use.