型号：凌雲S20
Blue core technology, IPS touch screen, image resolution 20 million, video resolution 1080P, Android system, visual interval speed measurement, DSA system, voice control, 4G vehicle networking.
Accessories: power cord, back pull camera, pull extension line, external GPS antenna, memory card, card reader, 4.3 inch LCD screen, video and video format MOV, size 310*80*40mm.