Hasmx Bluetooth Headphones, Swift Bluetooth Earbuds Runner Headset Sport Earphones with Mic - Wireless Headphones for Gym Jogger Running Workout 8 Hour Battery Noise Cancelling Headsets (Grey) Top Bluetooth Accessories for Smartphones. NOT FALLING OUT :The ear-in headset won't fall out When doing exercise with the professional fixture design. With the high clear stereo sound, you can enjoy wonderful music while running, jogging,climbing, skating, camping, fishing and other outdoor sports. Bluetooth 4.1 Technology : Easy pairing , Bluetooth range is 10 meters (no obstacle). And with the built-in microphone, feel free to make a call with your friends when your hands are busy LONG BATTERY LASTING: Music play time: more than 4 hours. Talk Time: more than 4 hours. Standby Time: more than 180 hours. Charging time: 1 hours Package includeds: 1x Bluetooth headset 1x USB charging cable 1x User manual