| Specifications |
| Model No. |
DSR-3709R |
| General Hard disk capacity |
Max HDD Capacity (Technically) per One bay 540GB |
| General Picture resolution |
720 x 288 (pixels) |
| General Compression |
M-JPEG |
| General Picture quality |
5 levels(Basic, Normal, Enhanced, Fine, Super Fine) |
| General Recording speed |
27 levels |
| General Recording area |
Normal Recording Area/Alarm Recording Area/Archive Area |
| General Number of cameras |
16 |
| General Menu language |
English/French/German/Spanish |
| General Clock setup |
Day/Month/Year/Hour/Minute/Second |
| Search mode |
Time/Date Search, Alarm Search,Alarm Thumbnail Search,Archive Area Search,Motion detection Search |
| Video Signal format |
PAL standard(Colour)/CCIR standard (B/W) auto select,625 lines,50 IPS |
| Video Video input |
VBS/VS 1.0V (p-p) 75 
BNC x 16 |
| Video video output |
BNC x 16 |
| Video Main monitor output |
VS 1.0 V (p-p) 75 BNC x 1 |
| Video Monitor 2 output |
VBS/VS 1.0 V (p-p) 75 BNC x 1 |
| Audio Audio input |
-8 dBs 27 k unbalanced RCA X 1 |
| Audio Audio output |
-8 dBs 600 unbalanced RCA X 1 |
| Audio Microphone input |
-60 dBs 10 k unbalanced 3.5 mm mini jack x 1 |
| Front AV Video output |
1.0 V (p-p) 75 unbalanced RCA x 1 |
| Front AV Audio output |
-8 dBs 600 unbalanced RCA x 1 |
| Interface CompactFlash slot |
CF type 2 |
| Control signal LAN |
10BASE-T/100BASE-TX, RJ-45 x 1
Compatible protocol: UDP, TCP/IP, HTTP server |
| Control signal RS-485 |
RJ-11 x 2, (With a termination switch) |
| Control signal USB |
USB1.1 Series terminal x 2 (Front x 1, Rear x 1) |
| Control signal Alarm input |
No-volt contacts (100ms or more) x 16 |
| Control signal Sensor alarm output |
Open collector, Low level active(Max. 25 mA) x 16 |
| Control signal Remote control input |
Two-wire voltage control x 2 |
| Control signal Clock set input |
No-volt contacts(100ms or more) x 1 |
| Control signal Clock set output |
Normal 5 V Low level active x 1 |
| Control signal Alarm output |
Active low, Open collector Max. 500 mA x 1 |
| Control signal Alarm reset |
No-volt contacts (100ms or more) x 1 |
| Control signal Warning output |
Normal DC 5 V Low level active x 1 |
| Control signal Disk full output |
Normal DC 5 V Low level active x 1 |
| Control signal Alarm full output |
Normal DC 5 V Low level active x 1 |
| Control signal Series input |
Normal DC 5 V Low level active x 1 |
| Control signal Series output |
Normal DC 5 V Low level active x 1 |
| Control signal External timer input |
No-volt contacts(1 second or more) x 1 |
| Control signal NON Rec output |
Normal DC 5 V Low level active x 1 |
| Electrical Power source |
120 V to 240 V AC, 50/60 Hz. |
| Electrical Power consumption |
600 mA |
| Electrical Operating conditions |
Temperature: 5'C to 40'C[41'F to 104'F], Humidity: 80% or less |
| Physical Dimensions |
420 (W) x 96(H) x 365(D) mm [16.54(W) x 3.78(H) x 14.37(D) in] |
| Physical Weight (Approx.) |
6.3 kg[13.9 lbs.](with one HDD unit) |
An HDD recorder with a complete 16-ch multiplexer 
