White Rock TOS3 Wireless Bluetooth Headphones with Mic/Controller?? Dynamic Crystal Clear Sound?? Silver/Red</br>Bluetooth 4.0 Compatible for iPhone 7 6plus Samsung S7/6</br>100 mAh Battery?? Working Time 4.5 Hours?? Music Playing time 4 Hours?? Charging Time 1-2 Hours</br>Noise Cancelling CVC 6.0</br>Call Answer / End/ Refuse/ Transfer?? Call waiting?? Redial?? Volume?? Multipoint Connection?? Music Play / Pause?? Noise Reduction??Context Switching?? Voice dial</br></br>Product Description</br></br><p><strong>Functions:</strong> Call Answer/ End/ Refuse/ Transfer?? Call waiting?? Redial?? Volume?? Multipoint Connection?? Music Play / Pause?? Noise Reduction??Context Switching??</p> <p><strong>Product type:</strong> ?Sport bluetooth headphone</p> <p><strong>Model:</strong> TS03</p> <p><strong>Bluetooth:</strong> Bluetooth V4.0?? CSR8645. ?HFP?? HSP??