FX-Viktaria Dual Mode Wireless Headset, On Ear Headphone Foldable,Stereo Headset Lightweight Design, Soft, Compatible -Crack Pattern

The New FX-Viktaria Studio provides a 10-hour rechargeable battery. To prevent wasting energy, the Auto On/Off feature turns off the headphone when you unplug. Forget specialized adapters; the New Studio can be charged via micro USB almost anywhere.   Key Features: - Excellent Audio - Easily Connect With Broad Compatibility - Dual Mode With Or Without Audio Cable - Hands-Free Call Function With Built-In Mic - Extendable, Fordable, and Portable - Easy-to-Use Buttons - Ergonomic Design Note: 1.If you can't connect this headphones to your laptop, cell phones or other devices, please contact us by sending emails, we will reply within 1 business day. 2.To better protect your ears and gain more wearing comfort, please do not wear them for too long to get your ears relax . Specifications:  Housing material: Plastic Power supply: Rechargeable lithium battery Battery voltage: 3.7V Battery charging voltage: 4.2±0.05V Rating power: 1.8W Frequency response: 100Hz, 20kHz Signal-to-noise: ?85db Distortion: <0.5% Charging time: DC 2.5 hours, USB 4 hours Dimension: Approx. 4 * 5.2cm / 1.57 * 2.05in (Height * diameter) Speaker weight: 53g / 1.86oz Package size: 9 * 8.5 * 4cm / 3.54 * 3.35 * 1.57in Package weight: Approx. 93g / 3.27oz Package includes:   1 * Headphones 1 * USB Charging Cable 1* 3.5mm Audio Line 1 * User Manual