Efanr Sports Invisible in Ear Mini Bluetooth Headset Earphone Earpiece Headphones Earbuds with Microphone for iPhone Samsung LG Sony Android Cell Phone Smartphones Tablets (Beige) Universal Compatibility: headphones can work iphone 6s 6 plus 5s 5 4s 4 and saumsung galaxy s6 s5 s4 4 and seamlessly with your iPad, iPhone, iPod Touch, Android Smartphones, tablets, Bluetooth-enabled music players and any device with bluetooth connection. The Newest S550 bluetooth headset is the updated version of S530 earphone with lightweight and compact portable design.We are committed to creating the most mini bluetooth headsets. Multi-point pairing which allows you to connect 2 mobile phones simultaneously. Battery status can be displayed on iphone. Built-in HD and sensitivity microphone. Ideal for in-car calling or working use. Support A2DP , makes you can enjoy clear and natural sound when calling Built-in 50 Mah polymer battery. Up to 4 hours of continuous talk time, 3.5 hours of music time