The Baseus Bass BP1 Pro in Cosmic Black are in-ear true wireless earbuds designed for those who value high-fidelity sound and silence in noisy environments. They feature adaptive active noise cancellation that reaches a depth of -50dB, utilizing four real-time sensors to adjust to your surroundings. To ensure a rich listening experience, these earbuds are Hi-Res Audio certified and support the LDAC codec, while volume-adaptive and adaptive active EQ settings refine the sound based on your current levels. Communication is handled by a six-microphone system with AI noise cancellation, which helps your voice stay clear during calls. The stem-style design is built with an IP55 water resistance rating, making them resilient against dust and splashes during daily activities. You can rely on a total battery life of up to 55 hours when using the charging case.