Bluetooth Headphones Over Ear, KINGCOO Wireless Bluetooth Headphones 4 in 1 Hi-Fi Stereo Wireless Headset with Mic/FM/TF Card/AUX for PC TV Smart Phones & Tablets (Black) Hi-Fi Surround Sound: High quality deep bass stereo sound, bring you the best music experience, enjoy the wireless high quality music at anywhere. Foldable & Portable Design: The foldable Headband is not only designed for saving your desk space but also for carrying. With the provided portable bag, you can fold and take it with you anytime and anywhere. Easy to controls your headphones: Can freely control the switch of previous song and next song, pausing song, answering calls, ending calls, refusing the incoming call, dialing the last number, volume control. Long Working Time: Built-in 900mah rechargeable battery provides you about 10 hours for both talk and audio play time. With FM radio, you can enjoy the radio anywhere. It also comes with 3.5mm jack, then you use the cable to connect any audio device. Bluetooth/Wired Technology: Support TF/Micro SD memory card and FM. Compatible with almost all the mobile phone, such as iPhone, Nokia, HTC, Phones and other smartphone and tablet, laptop and so on.