Mobile Phone Wireless Headset P9airmax Bluetooth-compatible Head-mounted Earphones Phone Computer Universal Headset Gaming Headphones blue

--A single charge can provide up to 10 hours of music and talk time, Charging for 20 minutes provides approximately 1.5 hours of listening time

--Active noise reduction technology, Transparent mode

--Adaptive equalizer function

--8 microphones for active noise reduction, 3 microphones for sound pickup

--Dimensions: 168.6 x 187.3 x 83.4 mm

--A single charge can provide up to 10 hours of music and talk time, Charging for 20 minutes provides approximately 1.5 hours of listening time

--Active noise reduction technology, Transparent mode

--Adaptive equalizer function

--8 microphones for active noise reduction, 3 microphones for sound pickup

--Dimensions: 168.6 x 187.3 x 83.4 mm