V4.0+EDR Stereo Bluetooth Headset, Universal Wireless Bluetooth Ear-Hook Headphone for Apple iPhone 6/5s/5c/5, iPhone 4s/4, Samsung Galaxy S5/S4/S3, LG, PC Laptop, and Other Bluetooth Device-BH693 HD speech technology bring to enhance the voice of experience Allows you to make full use of your smartphone, without any cable, without any trouble Will multimedia - GPS, music, and podcasts - steam directly to your headphones Support Multiple paired Device: Up to 2 Bluetooth Phones can be paired Automatic volume adjustment will bring more convenient,This Stereo Bluetooth headset additional the noise reduction and echo cancellation for streaming music from your phone or tablet.