1080P Full HD 4.3in. LCD Rear view Mirror Car Video Recorder Dual Camera System - CoPilot CPDVR3 1080p Full HD video resolution at 30 frames per second. Dual lens with rear camera to record inside and outside of car together Automatic ignition detection and recording with G-sensor, monitoring while parking, automatic display off for energy saving; Seamless video recording in loop to ensure the efficient use of storage, support up to 32GB SD card(not included) Night vision for interior clips and shots; Built-in microphone / speaker function