The Edifier TWS NB2 Pro True Wireless Earbuds in Black feature hybrid active noise cancellation with dual-mic technology for precise noise reduction and clear calls. They offer a comfortable fit with seven different ear cap styles tested for optimal ergonomics. The 10mm composite diaphragm unit delivers detailed sound with a wide soundstage. Users can conveniently deactivate active noise cancelling with a double-tap for safety or awareness. The high-end chipset ensures a stable Bluetooth connection with low latency (80ms), making them suitable for gaming. Playback time is 7 hours with ANC on and 9 hours with ANC off, with an additional 2 hours of playback from a 15-minute fast charge. The earbuds are IP54 water and dust-proof. Smart features include in-ear detection for automatic playback control and ANC activation. They support single or paired earbud use without audio interruptions. The model is TWS NB2 Pro BK.