1. Open Ear Headphone Safe and Comfortable: This open-ear headset is great for people who don't want anything to cover their ears. Open ear design allows you to hear their surroundings as well as the music they enjoy. Avoid danger while running outside.Ideal for indoor and outdoor use. 2. Bluetooth Headset Wide Compatible:This bluetooth 5.0 wireless headphone can support almost all device with bluetooth, you can use it connect your phone or ipad easily by wireless you from cable.and the bluetooth is stable can transmitter up to 10m/30FT,very convenient in daily use 3. and Sweatproof Sport Headphone: IPX5 waterproof technology can resist light rain and sweat, let you enjoy yourself even in sports jogging running driving cycling or hiking.Ergonomic design for comfortable wearing make sure you do sport ly never worry about falling out. 4. Wireless Earbuds with Long Battey Life:This wireless headphone has built-in 120mAh rechargeable lithium battery. Standby time for 5 days, continuously working time for 5 hours. It also has built-in microphone and Bluetooth 5.0, you hands to answer phone calls with good sound quality. It needs 1.5 hours for a full charge.