【Up to 30 Hours of Talk Time】 If you drive or work for most of your working day and you need to be available at all times, the DY20Plus Bluetooth headset Built-in 220 mAh battery offering 30 hours of talk time with one charge, all day stay connected. Fully meets your needs and keeps you connected throughout the day. 【HD Voice & 2 NOISE CANCELLATION MICROS】 Due to two noise reduction microphones, the DY20Plus wireless Bluetooth headset filters out 80% of noise reduction. This gives you exceptional sound quality. Bluetooth Headset for cell phone Block out noise, your communication no longer has to worry about background noise. 【Voice Assistant & Up to 50 meters of wireless range】 Provided that the DY20Plus wireless bluetooth headset provides a wireless connection distance of 50 meters, double click to activate your voice assistant Siri / Cortana / Bixby / Google Assistant to use your voice to control the Bluetooth device, allowing you to continue working without having to carry your phone or tablet with your computer. Release the hands. 【Mute function】 Headset DY20Plus has a new mute function, allowing you to control whether the receiver can hear your voice at any time and enjoy the freedom of conversation. Trucker Bluetooth Headset, Noise Cancelling, 30H Talking Time, Hands Free Bluetooth Earpiece for Cell Phone