Description: Features： 1. Elegant and warm, you can connect to Bluetooth to listen to songs. 2. Suitable for you who love sports, taking it outdoors can also keep your ears warm. 3. Suitable for different seasons: winter and autumn 4. Applicable for men and women, applicable to everyone who loves beauty. 5. Long-term music playing adds more fun to your outdoor activity time. Specifications: Specification: Style: headband Communication: wireless + wired Function: for video game, common headphone, for mobile phone, sports Connectors: USB Wireless type: Bluetooth Bluetooth Version：5.0 Bluetooth transmission distance: 10 meters Headphone channel: stereo (2.0) Music playing time: 7h-10h Microphone Distance: 1m Bluetooth standby time: 72H Battery capacity 150 mAh Battery: 0.55W Speaker impedance: 32Ω Speaker power: 0.02W Frequency range: 2.4-2.4835 GHz Sensitivity: 45db Transmit Power: 6dB Audio output distortion: 0.6% Signal to Noise Ratio Audio Output: 93dB Charging time: 1-2 hours Maximum input voltage: DC 5V Maximum input current: 180mah Maximum input power: 0.55W Color: Grey, Pink, White, Black Package Included: 1 x Bluetooth earphone 1 x Instruction Manual 1 x charging cable