What's included: a pair of earphones, a charging bay and a charging cable. With connectivity up to 15 meters (50 feet) and an IPX4 waterproof rating, the Bluetooth headset is durable and perfect for car talking, sports, gaming, shopping, travel and outdoor activities. Earphone automatic boot pairing, automatic connection, one/two ear mode easy to switch, 300mAh polymer lithium battery, using low power chip scheme and micro power technology, battery life up to 24 hours, display LED power supply, power clearly visible. Wireless headphones with the new Bluetooth technology, while achieving low power consumption, there is a wider coverage. Bluetooth headset comfortable to wear, invisible, no pressure, no sense of three-point fit design, ergonomic support, decompression does not pick ears, do not lift ears, mini size can be close to both ears, even if long time use will not feel uncomfortable