<b>Note:</b><br><br> This is a single earpiece,the package includes ONLY ONE.<br><b> Switch between Chinese and English:press the power on button when red and blue lights cross flashing,double click the power on button.<br><br> This Bluetooth headset button does not support volume control and previous/next song playback. Use the keys on your phone to control the volume and play the previous/next song. <br> <b> <b>How to connect:</b><br><br> 1.Long press the power button for more than 5 seconds,until the blue and red lights flash alternately. <br><br> 2.Turn on the Bluetooth on your device.<br><br> 3.Search for the Bluetooth device,the device should appear in the list of the discovered Bluetooth device.<br><br> 4.Then click to begin the pairing process.<br><br> <br>Specification:</b><br><br> 1.Product Name: X5 wireless sports Bluetooth headset<br><br> 2.Color: black, white, red<br><br> 3.Weight: 1.67 oz/47.5 g<br><br> 4.Net weight: 0.31 oz/8.9 g<br><br> 5.Size: about 2.89*1.1*0.29 in/73.5*38.5*7.5 mm<br><br> 6.Charging line length: about 0.668 ft/0.21m<br><br> <b> Feature:</b><br><br> 1.Connect Bluetooth:Keep pressing the button in 5 seconds to power on and enter into matching mode, the red and blue lights double flash. <br><br> 2.Bluetooth Headset: compatible with all the Bluetooth enabled devices.Stably stays connected to your device.Without a cord dangling from your ears and allow free movement.<br><br> 3.With high capacity rechargeable lithium battery, supports more than 6hrs for calls, 5hrs for music playing, 160hrs standby time. It can automatically switch off when you don't use it. Supports battery status showed on IOS device and low battery power reminds.<br><br> <b>Package include:</b><br><b> 1x Bluetooth headset<br><b> 1x Charging cable<br><b> 1x headset storage box<br><b>