【Active Noise Cancelling (ANC)】 Compared to its predecessor E1200, the E1200ANC over-ear headphones feature ANC noise cancellation (minimum noise reduction of up to 38db), which can detect and eliminate ambient noise. You can concentrate on work, meetings or enjoy music without worrying about the noise around you. The wireless headset is suitable for a wide range of situations, such as talking, watching movies, listening to music, voice chatting and so on. 【High sound quality, both wireless and wired, two devices can be connected at the same time】 The large-diameter 40 mm audio driver has low sound distortion and is strong in all sound ranges, from heavy bass to crystal-clear highs. Wired and Bluetooth wireless connections available. It uses Bluetooth 5.0 for stable and low-latency connections, with connection delays as low as 0.05 seconds. The headset can also connect to two Bluetooth devices at the same time, and both switch easily to support both calls and music playback. 【With microphone and call taking】 Two built-in microphones. The headset also features a built-in microphone and two built-in microphones, which are suitable for calls, and an optimised AI noise reduction technology. 【E1200ANC headphones are easy to operate】 with a power button, ANC button and +/- buttons on the headset housing, which can be used to control the ANC function, play/pause music, adjust volume/forward/back songs, answer/reject/end incoming calls, and activate Siri. activation, etc. The built-in 700mAh battery allows for up to 50 hours of music playback. Note: Playback time depends on volume, content played and usage environment. 【Comfortable to wear and foldable】Equipped with over-the-ear ear cups designed with soft padding and comfort in mind, they can be worn comfortably for long periods of time, allowing you to concentrate on your calls and music without putting strain on your head or ears. Includes a storage pouch and is foldable, making it easy to take on the road or on a business trip.