Dual Device Connection--Freely Switch to Another DeviceShark 4 can connect 2 devices at the same time. Never worry about missing the calls from another phone.
*Long press the Multi-functional button "O" and volume up button "M" at the same time for 2 seconds to connect to the second device.
IPX5 Waterproof & Sweat Protection--Not Afraid of Water and SweatFeatured with IPX5 waterproof and inner Sweat-resistant Nano-coating, oraimo Shark 4 is created to withstand the test of time, accompanying you through rain and workout time.
Magnetic Earbuds--One Click to Get Clutter-freeEach earbuds has a built-in magnet to ensure tangle-free carrying and storage.
Remote Control--Tune Music with FingersAll the simple click of these buttons to control your music and calls.