4k+1080P No screen dashcam with wifi gps car dvr 2 camera mini 4k dash cam dual lens front and rear car cam driving recorder

Main control processor Novatek96670 SDRAM DDR3 2GB SPI Flash 8MB Serial Flash Front camera module Imaging chip GC4653 _MIPI Aperture 1.5 Viewing angle D: 123.4° H: 105° V: 56.4° Lens Specification 2G4P+1_650IR Rear camera module Imaging chip GC2053_AHD Aperture F/NO2.0 Viewing angle D: 130° H: 110° V: 54° Lens Specification 2G2P+1_650IR Speaker 8Ω/1W speaker oval 20*14mm MIC Microphone 4015 standard omnidirectional microphone -42dB Expansion memory U3 or above MICRO SD supports up to 256GB WIFI optional, optional built-in 8918_2.4G WIFI module GPS module optional,