Enegg Ultra Mini Wireless Bluetooth 4.0 Hnads free Stereo Earphones Earbuds Earpiece Headphones Headset with Microphone for iPhone Samsung LG Motorola HTC Android Smart Phones, Natural Latest Bluetooth V4.0, high fidelity sound quality. Enhanced noise reduction, good choice for listening music, watching movie, talking on the phone, etc. Compatible with Bluetooth enabled devices, such as for iPhone, iPad, HTC, Lenovo, Samsung, Tablet PC, etc. Support multi-point connection, can connect two Bluetooth devices at the same time. Allow you to power on/off, answer/hang up/reject/redial call, pause and play, vol+/-, next/previous track. Voice answer: say "Yes" answer the call, "No" refuse the call. Voice prompt, voice incoming phone number. Earbud design, no need earhook also can be used. Build-in rechargeable li-battery, can be charged via USB cable. Real-time battery status can be showed on some smartphones. The World's Smallest Ultra Light Design Stereo Bluetooth Headset, 4g/0.1oz Only, Easy to Carry.