The Soundcore Liberty 4 NC wireless noise-cancelling headphones in pink offer advanced audio performance with adaptive noise cancellation technology. These in-ear headphones feature Adaptive ANC 2.0, which automatically adjusts to the shape of your ear canal and external environments, providing up to 98.5% noise reduction for quiet listening experiences. The 11 mm custom drivers deliver clear, detailed sound with Hi-Res Wireless Audio support and LDAC technology, which transmits three times more data than standard Bluetooth connections. HearID 2.0 technology creates personalized sound profiles, while 22 preset EQ options allow for audio customization. The battery life offers up to 10 hours of uninterrupted playback with noise cancellation activated, extending to a total of 50 hours with the charging case. Bluetooth 5.3 ensures stable multi-point connections and quick pairing with Android devices. The IPX4 water resistance rating protects against sweat and light rain. These unisex headphones feature auto-play and pause functionality when worn, making them suitable for travel, commuting, and daily use. The compact charging case measures approximately 6.5 cm × 4.5 cm × 3.2 cm, with each earbud weighing about 5 grams for comfortable long-term wear. The pink color provides a subtle aesthetic option within the Liberty 4 NC model range, a successor to previous Liberty series headphones.