Product Details High-Voice Wireless Bluetooth V4.1 Headsets with Voice Dialling    Key Specifications/Special Features:Wireless Bluetooth V4.1 headsets with voice dialingBluetooth 4.1 with APT-X codec for high-fidelity stereo music and clear speech, you can begin enjoying CD quality stereo sound instantlyInput: Bluetooth 4.1Driver size: 0.8 mmSensitivity: 90±3dBFrequency response: 20Hz-20 KHzWireless range: 10mCharging time: 2-3hours10 hours playing music time,8 hours talkingCertificates:  CE/FCCWireless: yesChipset: CSRWireless: yesBluetooth earphones type: Bluetooth earbuds for runningMain Export Markets: High-Voice Wireless Bluetooth V4.1 Headsets with Voice DiallingAustralasiaCentral/South AmericaEastern EuropeNorth AmericaWestern EuropeHigh-Voice Wireless Bluetooth V4.1 Headsets with Voice Dialling PicturePayment Details: High-Voice Wireless Bluetooth V4.1 Headsets with Voice DiallingPayment Terms:Telegraphic Transfer (T/T)Minimum Order: 1000PiecesDelivery Details: High-Voice Wireless Bluetooth V4.1 Headsets with Voice DiallingFOB Port:ShenzhenFOB  Range: US$ 1 - US$ 20 per unit (Pieces)Lead Time: 25-350days Recommendations: Waterproof Bluetooth Headsets Long Working Time Headphones Manufactory                                Invisible Hifi Mono Earphones Handsfree Bluetooth Earsets Supplier                                Stereo Bluetooth Headsets Waterproof Noise Cancellation Headphones                                Mini Noise Cancelling Mono Earphone Wireless Handsfree Earpieces factory