Wireless EarbudsBluetooth HeadphonesIPX5 Waterproof Sport Earphones HiFi Bass Stereo Earbuds wMic Noise Cancelling Headset for Workout Running Gym 36 Hour Batteryin-Ear?Microphone

High-resolution audio: Powerful dynamic drivers produce a fuller and cleaner sound with a wider frequency range from 20 Hz to 20 kHz. 48 hours Playtime? Our sports headphones let you enjoy music throughout the day and never interrupt your sports time. IPX5 Water-resistant,Enjoy music freely. Bluetooth 5.0: This headphones have adopted the upgrade 5.0 technology and can support data transfer with higher speed and stable connection. Comfortable Wearing: Ergonomic design. If you wear headphones, you will feel more comfortable and stable. Specificatons: Trumpet Diameter: 9mm lmpedance: 16 Ohm Sensitivity: 98±3dB/mW Frequency Response: 20-20000HZ Rated Power : 3mw Largest Power : 5mW Working Time : 48 hours Battery Voltage: 680 mAh Working Range: around 15m Package Contents:  Gorsun wireless earphones, micro USB cable, four pairs of ear tips, user manual.