BALANCED ARMATURE TECHNOLOGY - The finest driver technology, capable of producing stuunning audio reproduction, same technology used in high grade hearing aids. STUNNING SOUND - Tuned to produce a well-rounded sound, focusing on reproducing clear vocals with a controlled bass. Your music will sound lively and fun. ERGONOMIC DESIGN - Over the ear design with memory formed cable and small form factor allow for a comfortable fit, you won't even feel them in your ear.

[Super Sound Quality with V4.2+EDR] Built-in A2DP /AVRCP Audio Processing System Which Eliminates Noise and Echo. High Quality Chip for Stereo Sound and deep Bass Sound .Clear High & Low Volume . It's Easy To Take and Make Calls ,Voice Dialing with Superior Microphone Quality. Ideal for taking Calls in the car, chatting with Friends, or for use at work. [Durable and Standby Time] Built in 60 mAh Lithium Polymer Battery , Enjoy up to 4 Hours of Premium Quality Play Time or 4.5 Hours Talk Time (Fully Charge in approximately 1-2 hours), up to 120 hours standby time. 500mAh Capacity Charging Case Can Provide 3-4 Times Longer Charge by USB . [Ergonomic Design] Comfortable and Secure in-ear Earbuds ,Soft silicone Material To Protect Ears, Make Your Phone Call and Music Time More Comfortable. Ear Hook Design Can Be Perfect for Sports, Jogging & Gym Exercise, Watching TV, or Sleep .