The Pro 40H delivers industry-leading active noise cancellation with three adjustable levels. Dual 40mm dynamic drivers reproduce Hi-Res Audio. Bluetooth 5.3 provides a stable 10m connection. The 700mAh battery delivers 40 hours of playback with ANC on, 60 hours off. Folds flat for travel. Built-in microphone with CVC 8.0 noise reduction ensures crystal-clear calls. USB-C fast charge: 10 minutes = 3 hours.