19 "CTV LCD screen, VGA, HDMI, S-Video, Composite, 12VDC, 1280 x 1024 (5: 4)

27 "4K UHD TFT LCD Flat Panel
Metal Cabinet With Aluminum Frame
1 x USB-A input & nbsp;
1 x HDMI A (HDMI2.0) input 
1 x HDMI2 input & nbsp;
1 x Display port input
1 x PC input & nbsp;
1 x VGA input (D-Sub 15 pin)
1 x DVI-D input
1 x PC Audio input (3.5 phone jack)
1 x RS232 input (D-SUB 9pin)
1 x earphone audio output  
Nits: 250 cd / m²
Resolution: max 3840 x 2160
16: 9 format
LED backlight
PIP / PBP function
Built-in 2 x 2W speaker
Mount: VESA75 / 100
Touch (optional)
Supply: DC 12V / 5A

21.5" TFT 16:9
IP65 only on the front
Resolution: 1920x1080
10-point PCAP Touch
Nits 1000cd/m² high brightness
Supports multiple video input interfaces: HDMI 1.4b, VGA, AV
2 speakers
Supports HDMI 2160p 24/25/30, 1080p 24/25/30/50/60
Supports Windows XP/7/8/8.1/10, Android, Linux and MAC OS
556 x 344.5 x 48.2 mm
12-24VDC (≤37W (15V))
CANNOT STAND DIRECT SUNSHINE! (requires optical bonding)

24 "LCD Flat Panel
Metal Cabinet With Aluminum Frame
2 x HDMI (Full HD)
1 x USB
1 x VGA
1 x Video (In / Out)
1 x audio
Nits: 250 cd / m²
Resolution: 1920 x 1080
16: 9 format
PIP function (PC / Video only)
Built-in 2W speaker
Mount: VESA75 / 100
Supply: DC12V 

32" TFT CCTV LCD MONITOR
High resolution 1920x1080
Vesa mount 200x200mm
Professional design for CCTV 24/7 operation
7 International Language OSD Menu
HDMI input (DVI compatibel)
PIP/PBP function
BNC video looping out
3DNR (3D noise reduction) function
Anti Burn-in function prevent LCD panel from Bunr-In
remote control is not included need to be ordered seperatly