Akozon Sports Wireless Bluetooth Magnetic Sports Headphones Wireless Headphone

Description: Advanced multi-pair v4.1 technology allows the Headset with Microphone to quickly pair with mobile device and stream music and calls with clear sound. You can answer/hang up/reject/redial calls, adjust volume, switch songs, play/pause music via Bluetooth headset. Features: Built-in magnets: when you don't use it, you can attach the two headphones together and wear them around your neck as a necklace, convenient way to carry them with you when you don't need them. The built-in 60mah battery provides approximately 3 hours of continuous music, 2 hours of talk time and 160 hours of standby time with a single full. Bluetooth 4.1 technology allows stable pairing in seconds with Bluetooth enabled device. With soft rubber earplugs, your ears will not feel pain easily. Know clearly and precisely how many batteries this headset has left when paired with your IOS tablet. Specifications: Color: Gold, Black (optional) Package weight: 15 g Bluetooth chip and Bluetooth version: CSR 4.1. Bluetooth protocol: a2dp avrcp HFP HSP Battery: 3.7 V 60 mAh. Power: 5 V/80 mAh. Sensitivity: 103dB + / - 3dB. Impedance: 32mw Transmission distance: obstacle 10 m Frequency: 2.4GHz Talk time: about 2 hours Song duration: about 3 hours Standby time: about 160 hours Function: Play / pause / change music Adjust volume, change voice to Chinese and English Report call number Reply / hang up / refuse / redial