Type:Wireless Bluetooth Earphones, Stereo Sports Headphones, Wireless Earphones, Sport Wireless Headphones, Bluetooth Headset, Earbuds, Wireless Ear Hook Earphones, Ear Headset This wireless Bluetooth headset, very small and portable, with bilateral stereo design so that you can enjoy high-quality sound anytime, anywhere. Features: This wireless Bluetooth ear-hook earphones are ergonomically designed, with soft earplugs that are comfortable to wear and will not damage your ears for a long time. With stereo effect, the sound quality is greatly improved, giving you a wonderful listening experience. Adopts Bluetooth 5.0 chip, which supports fast and stable transmission within 10m and is compatible with most Bluetooth-enabled devices, including mobile phones, tablets, Windows systems, and more. Multiple functions, not only can listen to music, but also can answer the phone, adjust the volume and control the track. Specifications: Material: ABS, PC Bluetooth Chip: V5.0 Bluetooth Working Range: 10m / 30ft Frequency Response: 20HZ-20KHZ Horn sensitivity: 110dB (plus or minus 3dB) Battery Capacity: 30mA Charging Voltage: 5V Playing Time: 4h (Approx.) Talking Time: 4h (Approx.) Standby time: 500h (Approx.) Charging Time: 1h (Approx.) Charging Port:TYPE-C Power Supply Mode: USB charging cable power supply ( power adaptor not included ) Package Contents: 1 x Wireless Bluetooth Headset 1 x USB Charging Cable 3 x Pairs of Rubber Earbuds Please note： Due to manual measurement, there might be a tolerance in the product size. Due to the lighting effects and shooting angles, the color of the item and that shown in the picture might have a nuance.