Features:

Great Sound Quality and Noise Isolation Pads: Equipped bluetooth 4.1 version chipset with up to 10m/33ft of Range without obstacles, hands free headset, high definition stereo headphones provide exact and natural sound.
Up to 8 hours playing time and standby time 180 hours. Its closed protein ear cushion blocks noise in almost any environment for better guaranteed comfort.

bluetooth/Wired Music Headphones: B3506 is not only a bluetooth headset, but also a wired headset.

Compatible with many devices by connecting its included audio cable, such as for iPhone 6 / 6S Plus, for Samsung S5, S4, for LG, for iPad, PC, laptop, for PlayStation 4, etc.

Easy Access Controller for Your Freedom: Multifunctional keys allow you to power on/off, answer/hang up/reject/redial call, pause and play, vol+/-, next/previous track.

Comfortable to Wear: Its ear cups are padded with soft protein leather. What you may not notice is that we have adjusted the headband, based on Ergonomics theory, to fit all head sizes.

East to Carry Around: Foldable Music headset. It is portable designed, so that you can enjoy favorite tunes or games wherever and whenever you want, beach, outdoor, gym or anything else.

Specifications:

bluetooth version: 4.1

Product type: Dynamic headphone

Speaker diameter: 40mm

Microphone unit: 4x1.5mm

Speaker impedance: 32ohm

Frequency response: 20HZ-20,000HZ

Battery capacity: 600mAh

Battery type: Lithium battery

Charging time: 3hours

Talk/music time: Above 8hours

Standby time: 180hours

Transmission distance: 10m/33ft without obstacles

Operating voltage: 3.7V

Charging voltage: Below DC4.7V

Line-in cable length: Approx. 1.2m / 3.28ft

Unfold headphone size:Approx 19x19.5x7.5cm / 7.5x7.7x3.0in

Package Included:

1 x B3506 bluetooth Headphones(Without retail package)

1 x USB Charging Cable

1 x English User Manual

1 x 3.5mm Audio Cabl