Features:
<br />1. Couple Design: Twins true wireless Bluetooth headset,Left channel headphone and Right channel headphone Form a stereo headphone,Make you relax in the music world easier.You can share it with people around you.t
<br />2. Built-in 65 mAh Lithium Polymer battery: Make you enjoy music or watching TV&films for a longer time,specially designed a dual micro head cable and Mini Portable Bag Make sure more convenient to carry&charging when you mountaineering, hiking, biking or other outdoor sports.t
<br />3. Larger Bluetooth Range Bluetooth Earbud: Up to 30ft Bluetooth range in the open space,Plugging your phone in to listen to music is unnecessary. You can share it with people around you. That Would Be Wonderful!!!t
<br />4. Easy to Use with Handfree Functions: Technology with Voice Notification of Incoming Calls and Phone Numbers. With Easy to Use Buttons Allows /Play/Pause On All Your Music Tracks as well as All Phone Was Without Reaching Your Phone, Super Quick Pairing With all Android and IOS Devices.t
<br />5. Optimized for extra comfort and fit better in ear earbuds: ease the problem of popping out,Soft material to protect ears, make your phone call and music time more comfortable. Sweatproof Construction is Perfect for Sports,Running,Jogging & Gym Exercise,Watching TV,or Sleep.t
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<br />tParameters and Functions:t
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<br />    Twins true wireless stereo.    
<br />    Bluetooth Version:4.2.    
<br />    Frequency: 2.4GHz.    
<br />    Wireless range: one for above 20m, and a set for above 10m.    
<br />    Receive sensitivity: -90dBm.    
<br />    Battery capacity: 65mAh for left and right one.    
<br />    For NOKIA charging port.    
<br />    Work time: one for 5-6 hours, and a set for 2-3 hours.    
<br />    Stand-by time: one for 120 hours,and a set for 60 hours.    
<br />    Charging time: 1 hours.    
<br />    Support one match two,connect two device.    
<br />    Supports A2DP1.3/HFP1.6/HSP1.2/AVRCP1.6/DI1.3.    
<br />    Adopt the advanced CVC6.0 active noise-cancellation.    
<br />    Built-in superior HD microphone, provide clear and loud sound  
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<br />Package contents:
<br />1 x Bluetooth Earphonet
<br />1 x Charging Cablet
<br />1 x User Manualt
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<br />How to use:t
<br />Clear the connected list by long-press the function key for 8 seconds.t
<br />Enter bluetooth-connect mode by long-press the function key for 5 seconds.t
<br />Connect mobile to anyone of bluetooth earphones.t
<br />Start or pause the music by press the function key.t
<br />Go to next song by double-press the function key.t
<br />Answer or hang up the call by press the function key.t
<br />Refuse the call by double-press the function key.t
<br />Power off or power on by long-press the function key.t
<br />You may controll X1 by left or right earphone,every side is ok.