CMF by Nothing Buds 2 Product URL (Amazon): https://amzn.asia/d/ijzfofM This is a brand new, unopened product. I received it last week, but I am selling it immediately due to circumstances. Noise Cancelling Wireless Earphones Bluetooth | 11mm Custom PMI Driver | 48dB Hybrid ANC | Up to 55 Hours Total Playtime | Equipped with 6 HD Microphones | Spatial Audio Effect | IP55 Dustproof and Waterproof Performance Dark Gray 【Bluetooth Sound Experience that Reproduces Original Sound】The CMF Buds 2 are Bluetooth wireless earphones equipped with an 11mm high-performance PMI driver and Ultra Bass Technology 2.0. With acoustic tuning by Dirac Opteo, they vividly reproduce the details of vocals and instruments. Enjoy deep bass and clear highs. 【48dB Hybrid Noise Cancelling】As noise-canceling wireless earphones, they support an ultra-wide bandwidth of up to 5200Hz. They effectively block out surrounding noise and provide an environment where you can concentrate. They also feature an environment-adaptive ANC mode, maintaining optimal quietness even during Bluetooth connections. 【Cinematic Immersion】The Spatial Audio effect using the HRTF algorithm achieves theater-quality three-dimensional sound, even with Bluetooth earphones. You can immerse yourself in the world of music, movies, and games, and feel every detail of the sound realistically. 【Clear and Comfortable Calls】Equipped with 6 high-performance microphones, AI-based Clear Voice Technology 3.0 and Wind Noise Reduction 3.0 clearly transmit your voice even in noisy places. These are noise-reducing earphones that are also ideal for Bluetooth calls. 【IP55 Waterproof and Dustproof for Tough Use】IP55-compliant Bluetooth wireless earphones are resistant to rain and sweat, and are active in various scenes such as the gym, commuting, and outdoors. They firmly support the moments when you want to concentrate on music. Other features... Noise Cancelling