Wireless Bluetooth V4.1 Headset Stereo Handfree Headphone Sport Neckband Music Earphone Support TF Micro SD Card For All Phones (Black)

Bluetooth specification: 3.0Bluetooth profile: A2DP, AVRCP, HSP, HFPStand-by time: About 100 hoursWorking range: 10mBattery capacity: 80mAhCharging Time: About 2 hoursCalculating Conversation Time: About 5 hoursWeight: 16.2gThis is a Bluetooth headset that can restore the  natural wind, birds, spring, so that you can have in-depth resonance  with the music, bringing you the real touch the soul of the sound.Fashion wear wave products: headset with portable magnetic  absorption design, the part of wire with a massage  function when you wear it.Chinese and English voice prompts, very easy to switch.Support IOS and Androd system headset power display.Supports simultaneous connection of two devices.
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