909 Bluetooth V2.1 + EDR Neckband Headphone Red

Do you want to buy a pair of headphones with back style? It can be adjusted to fit all head sizes by simply extending the band or minimizing it. It is designed to rest behind the head on the user’s neck. It provides an optimized soundscape for music with high， low and mid-tones and amplified bass levels and gives you awesome comfort in all situations. With clear sound， you can enjoy high quality voice and improve auditory art. It is an ly perfect audio device of computer. Features It is comfortable to wear
Has the function of canceling noise
High quality headphones for clear voice
Soft cushion earplugs for maximum comfort
With volume control in line
Specifications Transmission Distance (196.85 - 393.7)" / (5 - 10)m
Frequency Range 2.402 - 2.480GHz
Bluetooth Version V2.1+EDR
Operating Temperature -10℃ - 55℃
Storage Temperature -10℃ - 55℃
Charging Time 2 - 3 Hours
Talking Time 6 - 8 Hours
Standby Time >150 Hours
USB Cable Length 24.21" / 61.5cm
Battery 250mAh Li-Polymer Battery
Weight 1.45oz / 41g
Color Red
Dimensions (1.81 x 1.81)" / (4.6 x 1.9)cm (Dia. x H)
Package Includes 1 x Bluetooth Headphone
1 x USB Cable
1 x User Manual
1 x Adapter