Flos K2 Bluetooth Headphones Wireless Dual Earbuds V4.1 Stereo Earphones Mini Headset with Built-in Mic and Charging Box for iPhone iPad Samsung Most Android Phones

Selling Point: 1. [Super Sound Quality with V4.1+EDR] Built-in A2DP /AVRCP Audio Processing System Which Eliminate Noise and Echo. High Quality Chip for Stereo Sound and Bass Sound .Clear High & Low Volume . It's Easy To Take and Make Calls ,Voice Dialing with Superior Microphone Quality. Ideal for Car Calling and Friends Chatting, or Working Use.2. [Durable and Standby Time] Built in 40 mAh Lithium Polymer Battery , Enjoy about up to 3-4 Hours of Premium Quality Talk/Play Time (Full Charge approximately 1-2 hours), up to 40 hours standby time. 450mAh Capacity Charging Case Can Provide 3-4 Times Longer Charge by USB .3.【Dual Mode & Single Mode】Can Work Together or Separately. Dual Ear Mode Allows You to Share with Others, When paired, You and Your Lover Both Can Enjoy One Music or Video at the same time; Single Mode make it cost-effective, You Can Only Buy One Set, Send One to Family, One for Your Own Use, Perfect Idea. Besides, One Earbud Can Connect with 2 Mobile Phones Simul