Samsung Official Compatibility Model Fit: Designed for Samsung Galaxy Buds Pro (model R190), it fits perfectly in the headset body and charging compartment to ensure that wireless charging, noise-cancelling mode switching, and touch control functions work properly. Firmware Support: Compatible with Samsung SmartThings app, you can check the battery level in real time, update the firmware, and enable advanced functions such as 360 audio and game mode. Binaural Call Enhancement Technology Triple Microphone Array: 3 built-in high sensitivity microphones (2 external and 1 built-in) in each headset, combined with beamforming technology, effectively reduces ambient noise and ensures clear vocals. Intelligent Noise Cancellation Switching: Supports ANC active noise cancellation (can isolate 99 percent of background noise) and ambient sound mode, automatically switching to ambient sound during a call, allowing you to have a clear conversation without removing the headset. Wireless charging and battery life Qi wireless charging: support wireless charging protocol, compatible with Samsung wireless charging board and mainstream wireless chargers, charging 10 minutes to play 1 hour. Long-lasting battery life: 8 hours of battery life when noise cancellation is turned off, 28 hours of total battery life with charging compartment 17.5 hours of total battery life when noise cancellation is turned on. Note: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.