Havit I66 multifunctional bluetooth 4.2 A wireless experience With these Havit headphones, you get the optimal wireless experience. With the ability to rotate 90 degrees, it's easy and convenient to transport your headphones easily and safely. Built into the headphones, there is a microphone, which allows you to communicate Over the ear Compared to so many other products, which, as the word suggests, means that the headphones are over your ears. This means that it is possible to wear them for hours without getting any kind of pain. Ergonomic design With Ultrablode "Memory" foam, they are very comfortable. It is both possible to use a classic AUX (Jack) connector, but for the full wireless experience, Bluetooth can be used. In addition, it is possible to connect two devices at once. Product Headphone Jack Digital Player Digital Player Type Flash-based Bluetooth<br><<&lt ;br>Sound System Supported Flash Memory Card MicroSD Audio Out Mode Stereo Digital Player Features<br><br;br;br;br;br; >Media content source flash memory card, Bluetooth Extras foldable, Bluetooth audio streaming, built-in microphone Headphones Headphone type headphones-binaural-full size Wireless Connection Technology bluetooth Bluetooth version Bluetooth 4,2 Audio Out Mode Stereo Frequency Range 20-20000 Hz Mike< br><br>Type microphone-built-in Connections Connection type audio input (3.5 mm stereo mini-jack)<br><br Equipment included audio cable, micro-USB Cable Battery Integrated Battery Rechargeable Capacity 230 MAh<br<<br>Uptime (up to) 6 hours< br><br>Upload Time 3 hours Battery life Details music playback-up to 6 hours Voice-up to 5 hours (s) Measurements and weights<br>Voice-up to 5 hours (s) Measurements and weights<br>Voice-up to 5 hours (s)<br>br>Dimensions <br>gt;<br>Width 15.6 cm Depth 8.6 cm Height 13.7 cm Weight 174.1 g<br>< br>