Bluedio R+ Legend Version Bluetooth Stereo Headset for Mobile Phones - Retail Packaging - Titanium PPS8 (Physical position surround sound) acoustic technology delivered 5-25kHz impressive frequency response range, extended spatial sound field as well as home theatre. Incorporate 2 pieces 50mm 50 Ohm ultra large subwoofers, and 6 pieces 16 Ohm tweeters, generate deep and supreme bass resonance. Circum aural ear cups provide unrivalled comfort. Get rid of bunch of cable, enjoy your favorite music via Bluetooth and micro-SD, connect with smart phone, tablet or PC wirelessly. NFC (Near field connection) rapid connection also give you biggest convenient. 50 days standby time, 25 hours music and talk time provided by Bluetooth 4.0, thus, CVC wind noise reduction remove noise for far-end listener and intuitive operation, stay connect with the world while immersing in your music world. Crafted by finest finishing of 3 times coating and 3 times grilling on appearance to meet your expectation as a ultimate gadget.