Technical Specification:

Brand BASEUS
Bluetooth Version V4.2
Style Neckband
Plug Type Wireless
Communication Wireless
Active Noise-Cancellation Yes
Connectors USB
With Microphone Yes
Volume Control Yes
Control Button Yes
Resistance 32Ω
Sensitivity 100±3dB
Frequency Response Range 20-20000Hz
Waterproof Yes
Vocalism Principle Dynamic
Line Length About 96CM (Contains Neck Lanyard)
Attention Inappropriate Earmuffs Will Affect Noise Reduction
Charging Time About 2 Hours
Music Time About 6 Hour

Features:

Active noise canceling
Hifi stereo sound
Bluetooth 4.2 stable connection
Lightweight comfortable to wear
Eliminate more than 90% low-frequency noise
ANC active noise reduction
Double noise reduction mode
Music time about 6 hours
Battery 100mah lithium battery
Phone call time about 7 hours