Main Features 2 Camera Built in GPS Car Black Box Lens Type : Fixed Focus(10m ±∝) Angle of View : 120° IR LED : 4EA(Auto on/off by CDS) Resolutions : 640 X 480 Video Type : H.264 or MPEG4 Audio : Microphone Built-in, mono with AGC Audio format : 48MHz, AAC compression Memory: SD card, up to 32GB Average Recording Time : 45min/GB 5V USB connections    Specification Specifications Camera Channel Front 1,  Inside 1(IR included) Inerface Front  Built-in, Output  NTSC Resolution VGA(640x480) Angle Front IR-Cut 154° Inside IR-Pass 154° IR LED Inside Direction ; 4 Video Recording Format H.264/MPEG4 Recording Resolution VGA(640x480) Frame Rate 25~30 fps @ 1 Channel 12~14 fps @ 2 Channel (Each Chanel) Recording Type For each Channel , Constant  Recording @ 10 Min, with SD Card Event Recording @ 30 Sec. Without SD Card Audio Input C- Microphone Format AAC Bit 64Kbps Output Built in Speaker GPS Built In RTC Built In Forced Recording Main , Option Cable Display FND IR 4 (auto on/off) CDS 1 AV out Live Video Output Recording Video Output G- Sensor 3 Axis Accelerator Sensor Back-up Power Super Capacitor Power 5V  Components  Option