★oldable and Stylish: foldable & adjustable headband extremely comfortable over your ears and head. ★Protein Leather Earmuff: The use of protein genuine leather earmuff make it comfortable for long time wearing. ★Advanced Bluetooth 4.0: Industry-leading CSR bluetooth 4.0 supports HFPHSP and A2DP for a fully wireless faster connection and longer effective connection distance experience. ★NFC technology: Help to pair with the electronic device easily. ★Excellent Compatibility: Compatible with All Android Phones IOS and Blackberry System Phones. End/answer Phone Calls Pause/play Music Support with Switch of Previous/next Songs.