Features:
Brand New High Quality
Quantity:1pcs
Space-saving foldable headband
Enjoy wonderful stereo music and hands-free calls Enhanced bass and full-range sound for dynamic audio.
Sound-isolating design
3.5mm audio jack
Built-in rechargeable lithium-polymer battery Along with 35mW long-term input power for impressive sound
Can freely control the switch of previous song and next song, pausing song, answering calls, ending calls, refusing the incoming call, dialing the last number, volume control
Specifications:
Bluetooth protocol version: Bluetooth V2.1
Transmission Distance: 10m
Wireless carrier frequency: 2.402~2.480MHz
Speaker (Driver diameter): 40mm
DC Resistance: -90dB
Sensitivity: -90dB
Frequency response: 20HZ-20KHZ
USB Interface: 2.0
Rated Power: 20mW
Battery: 300mA
Charging time: 2 hours
Work time:4 hours
Standby time:30 hours
Package:
1 x Bluetooth headset
1 x USB cable
1x AUX-in cable
1 x Manual

• Rotating And Folding Design,Easy To Carry And Save Spaces,Adjustable Stretching
• Super Soft And Elastic Memory Ear-pad,Comfortable For Wearing.Noise-isolation Perfectly.
• Along with 35mW long-term input power for impressive sound Can freely control the switch of previous song and next song, pausing song, answering calls, ending calls, refusing the incoming call, dialing the last number, volume control
• Awesome choice for people that hit it hard in the gym or on the road, people that love music everywhere they go, or people that just want to watch a movie.
• Up to 15 hrs of Music playing time and 30 hrs standby time based on the outstanding built-in rechargeable battery. 3.5mm AUX line-in audio jack supporting you to use it as wired headphones without battery.

Rotating And Folding Design,Easy To Carry And Save Spaces,Adjustable StretchingTiean