Main Features:<br />Real time video and audio recording， record memorable moments of your life<br />With extended slot for TF card ( up to 32GB， TF card is not included )<br />Easy connection with PC / laptop， no driver is needed<br />Necessary device recommended highly for cycling， travellers<br />Built-in lithium battery， record a video more than one hour， the standby time is up to 130 - 150 minutes<br />Elegant design， suitable for both men and women<br />Picture: 760 x 650<br />Video frame rate: 30 fps<br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br /><br />    Specifications<br />General<br />  Type: Other Eyewear                                                  <br />                        Features: Polarized， UV Protection                                                  <br />                        Gender: Unisex                                                  <br />                        Anti-UV: Yes                                                 <br />Specification<br />  Lens color: Gray                                                  <br />                        Frame color: Black                                                  <br />                        Lens width: 5.3cm                                                  <br />                        Lens height: 3.3cm                                                  <br />                        Nose bridge width: 2.0cm                                                  <br />                        Glasses width: 12.5cm                                                  <br />                        Earstems length: 14.0cm                                                  <br />                        Frame material: Plastic                                                 <br />Dimension and Weight<br />  Product weight   : 0.046 kg                                                  <br />                        Package weight   : 0.180 kg                                                  <br />                        Product size (L x W x H)   : 15.0 x 6.0 x 3.5 cm / 5.90 x 2.36 x 1.38 inches                                                  <br />                        Package size (L x W x H)  : 19.5 x 8.5 x 9.5 cm / 7.66 x 3.34 x 3.73 inches                                                 <br />Package Contents<br />  Package contents: 1 x Eye Glasses DVR， 1 x Box， 1 x USB Cable                                                 <br /><br /><br /><br />                                                <br />