HP headset gh10 good, active noise reduction control, is also currently being used as the main noise reduction model. Research and development strength is absolutely not lost to any international big names, their family has focused on the field of Bluetooth headphones for more than 10 years, is currently the best domestic professional noise reduction Bluetooth headphones, the first brand, the name is true. The depth of noise reduction is up to 40dB, which can identify the type of ambient sound in real time and dynamically match the noise reduction mode.