Technical Manual
138 139
Parameter QT548 QT578 QT5024
COMPRESSION Compression 
Format
Standard H.264 Baseline 
VIDEO Video In Composite 1.0V p-p/75Ω, 
BNC x 8
Composite 1.0V 
p-p/75Ω, 
BNC x 24
Video Out COMPOSITE 1.0V p-p/75Ω, BNC x 
2, VGA x 1, HDMI x 1
COMPOSITE 
1.0V p-p/75Ω, 
BNC x 2, VGA 
x 1, HDMI, 
Loopout x 24
VGA Resolution  1280x1024, 1024x768, 800x600, HDMI
Record 
Resolution 
NTSC: 352x240, 
704x480
PAL: 352x288, 
704x576
NTSC: 352x240, 704x480
960x480 (960H)
PAL: 352x288, 704x576
960x576 (960H)
Display Frame 
Rate
(per camera)
704x480 at 30FPS
Record Frame 
Rate
(per camera)
NTSC: 
D1 30 FPS
CIF 30FPS
PAL: 
D1 25FPS
CIF 25FPS
NTSC: 
960H & D1 30 FPS
 CIF 30FPS
PAL: 
960H & D1 25FPS CIF 25FPS
AUDIO Audio Input -8dB~ 22k, RCA X4 -8dB~ 22k, 
RCA X16
Audio Output -8dB~92dB, RCA X1
ALARM Alarm Input NO or NC 8CH NO or NC 16CH
Alarm Output 1CH
STORAGE Record Mode Manual/Sensor/Timer/Motion Detection
Multi-Function Multiplex
INTERFACE Network 
Interface 
RJ45 (LAN, Internet) 
Communication 
Interface 
RS485, 
USB 2.0 x 2 (One for Backup, One 
for USB Mouse)
eSATA x2 
RS485, 
USB 2.0 x 2
(One for 
Backup, One for 
USB Mouse)
CONTROLS PTZ Control Yes 
Remote Control Yes 
DISK INFO Disk Type SATA x 1 (up to 
2TB each)
SATA x 1 (up to 
2TB each)
SATA x 8 (up to 
3TB each)
OTHER INFO Voltage 12V3A 110/230V
Optimal 
Temperature 
50°F to 104°F 10°C to 40°C
10% to 90% Humidity
Power Use
w/o Hard Drive
20W 20W  40W
Parameter QT518 QT5116 QT536
COMPRESSION Compression 
Format
Standard H.264 Baseline 
VIDEO Video In Composite 1.0V 
p-p/75Ω, 
BNC x 8
Composite 1.0V 
p-p/75Ω, 
BNC x 16
Composite 1.0V 
p-p/75Ω, 
BNC x 16
Video Out COMPOSITE 
1.0V p-p/75Ω, 
BNC x 2, VGA 
x 1, HDMI, 
Loopout x 8
COMPOSITE 
1.0V p-p/75Ω, 
BNC x 2, VGA x 
1, HDMI, 
COMPOSITE 
1.0V p-p/75Ω, 
BNC x 2, VGA 
x 1, HDMI, 
Loopout x 16
VGA Resolution  1920x1080, 1280x1024, 1024x768, 800x600 
Record 
Resolution 
NTSC: 352x240, 704x480
PAL: 352x288, 704x576
Display Frame 
Rate
(per camera)
704x480 at 30FPS
Record Frame 
Rate
(per camera)
NTSC: D1 30FPS CIF 30FPS
PAL: D1 25FPS CIF 25FPS
AUDIO Audio Input -8dB~ 22k, 
RCA X8
-8dB~ 22k, RCA 
X16
-8dB~ 22k, 
RCA X16
Audio Output -8dB~92dB, RCA X4 -8dB~92dB, 
RCA X1
ALARM Alarm Input NO or NC 8CH NO or NC 16CH NO or NC 16CH
Alarm Output 4CH 4CH 4CH
FUNCTION Record Mode Manual/Sensor/Timer/Motion Detection
Multi-Function Simultaneously Record, View Live or Recorded Video, 
Playback, Back-up files, Monitor Remotely
INTERFACE Network 
Interface 
RJ45 (LAN, Internet) 
Communication 
Interface 
RS485, eSATA, Microphone
USB 2.0 x 2 (One for Backup, One 
for USB Mouse)
RS485, eSATA 
x 2, Microphone
USB 2.0 x 
2 (One for 
Backup, One for 
USB Mouse)
CONTROLS PTZ Control Yes 
Remote Control Yes 
DISK INFO Disk Type SATA x 3 (up to 2TB each) SATA x 8 (up to 
2TB each)
OTHER INFO Voltage 110/230V
Optimal 
Temperature 
50°F to 104°F 10°C to 40°C
10% to 90% Humidity
Power Use
w/o Hard Drive
22W 36W 50W










