Karnotech REMAX Bluetooth Earphones Sports Earbuds Wireless Headsets for iPhone 6, Samsung Galaxy RB-T5 Particular three-segment design, 180 degree adjustable, could be applied to both your left and right ears for the most comfortable wearing angels. 10 meters of wireless transmission distance, intelligent voice operating tips; Multi-function buttons for controlling. Designed as supra-aural earphones and in-ear wearing patterns, perfect fit your ears with double reinforcement and no additional pressure while doing exercises. Advanced noise reduction technology, high-definition voice experience advanced DSP noise cancellation technology; a full range of mental mesh wind noise reduction technology, effectively shield the background noise, bring your HD voice and experience. Using the latest Bluetooth of energy saving, energy saving more than 30%, 200 hours of standby time; Micro USB international universal charging, plug charging, convenient and quick.