【Active Noise Cancellation Headphone】: The iKF over ear Bluetooth headphone provides a true active noise canceling experience, reducing over 52dB of noise with the ANC mode button. When the ANC mode is turned on, the ANC mode will illuminate, creating an immersive listening environment with reduced noise. The iKF Bluetooth headphones for PC feature improved 40mm drivers, delivering deep and powerful low-frequency sound, resembling on-site effects, while the high-frequency sound is bright and clear. 【Built-in 3 Microphones & Bluetooth 5.4】: iKF Bluetooth headphones with an audio cable support the advanced Bluetooth 5.4 version for a more stable connection with the headphones. Built - in 3 noise reduction mics, iKF wired Bluetooth headphones effectively filter out environmental noise and restore clear human voice. Even in noisy environments, both parties can hear each other’s voices clearly. Experience true wireless freedom when you own these Bluetooth headphones. 【Super Long Battery Life】: iKF active noise cancelling headphones support over 95 hours of playtime with ANC mode. They also provide over 140 hours with normal mode thanks to their 1000mAh battery power. iKF wireless music headphones have the Type- C fast charging function, allowing for 2 hours of playback after just 20 minutes of charging. Additionally, it only takes 2 hours to fully charge the headphones for 95 hours of ANC playtime. 【Multi-Functional Comfort Design】: iKF soft over-ear headphones have advanced ventilation and a unique ergonomic fit for every head shape. They are adjustable and weigh 800g, which ensures that the ear cups snugly fit around your ears for a better sound experience and immersion in the full sound. Plus, they support both wireless and wired connections, making them ideal for individuals seeking hassle-free communication and immersive audio experiences during work, travel, leisure, and more. 【Transparent/Game mode and App Customize EQ】: iKF wireless Bluetooth headphones support dual connection. You can connect to two Bluetooth devices at the same time to switch between calls, games, and listening to music. Download the iKF APP, and you can switch between different music EQ modes. iKF gaming headphones capture every audio cue with breathtaking clarity, helping you better judge the location of enemy footsteps in the game. With a 35ms latency rate, you can enjoy immersive, lag-free gameplay. 【What is in the Package】: The package includes the active noise cancelling headphones, the type- C charging cable, the 3.5mm audio line which supports wired headphones, and the user manual.