aptX Low Latency support ensures perfect synchronization with video content Dynamic speaker system with 10 mm drivers and powerful neodymium magnets to ensure audiophile-grade accuracy and clarity Utilizes top of the line DAC from AKM Precisely tailor the sound experience using the Sennheiser Smart Control App and its 5-band equalizer Manual frequency tuning possible with supplied bass adjustment and cleaning tool Excellent attenuation of ambient noise of up to 26dB Flexible, soft touch ear hooks for a secure fit and superior comfort 6-hour battery life, with USB charging