Spec Sheet
www.ENSsecurity.com
Pro Series | NVR504L-24/24P-4KS2
System
Main Processor
Quad-core embedded processor
Opera�ng System
Embedded LINUX
Audio and Video
IP Camera Input
24 Channel
Two-way Talk
1 Channel Input, 1 Channel Output, RCA
Display
Interface
2 HDMI (up to 3840 x 2160 , Different Source),
1 VGA
Resolu�on
3840 × 2160 , 1920 × 1080 , 1280 × 1024,
1280 × 720 , 1024 × 768
Mul�-screen Display
1st Screen: 1/4/8/9/16/25
2nd Screen: 1/4/8/9/16
OSD
Camera �tle, Time, Video loss, Camera lock, Mo�on
detec�on, Recording
Recording
Compression
Smart H.265+/H.265/Smart H.264+/H.264/MJPEG
Resolu�on
12MP, 8MP, 6MP, 5MP, 4MP, 3MP, 1080P, 1.3MP,
720P, D1 etc.
Record Rate
320Mbps
Bit Rate
16Kbps ~ 20Mbps Per Channel
Record Mode
Manual, Schedule (Regular, MD(Mo�on Detec�on) ,
Alarm, IVS), Stop
Record Interval
1 ~ 120 min (default: 60 min), Pre-record: 1 ~ 30
sec, Post-record: 10 ~ 300 sec
Trigger Events
Recording, PTZ, Tour, Alarm Out, Video Push, Email,
FTP, Snapshot, Buzzer and Screen Tips
Video Detec�on
Mo�on Detec�on, MD Zones: 396 (22 × 18), Video
Loss and Tampering
Alarm input
16 Channel, Low Level Effec�ve, Green Terminal
Interface
Relay Output
6 Channel, NO/NC Programmable, Green Terminal
Interface
Playback and Backup
Sync Playback
1/4/9/16
Search Mode
Time /Date, Alarm, MD and Exact Search (accurate
to second)
Playback Func�on
Play, Pause, Stop, Rewind, Fast play, Slow Play, Next
File, Previous File, Next Camera, Previous Camera,
Full Screen, Repeat, Shuffle, Backup Selec�on,
Digital Zoom
Backup Mode
USB Device/Network/eSATA Device
Third-party Support
Third-party Support
Dahua, Arecont Vision, AXIS, Bosch, Brickcom,
Canon, CP Plus, Dynacolor, Honeywell, Panasonic,
Pelco, Samsung, Sanyo, Sony, Videotec, Vivotek,
and more
Network
Interface
1 RJ-45 Ports (10/100/1000Mbps)
Ethernet Port
1 Independent 1000Mbps Ethernet Port
PoE
24 ports (IEEE802.3af/at)
Network Func�on
HTTP, HTTPs, TCP/IP, IPv4/IPv6, UPnP, RTSP, UDP,
SMTP, NTP, DHCP, DNS, IP Filter, PPPoE,DDNS, FTP,
Alarm Server, IP Search (Support Dahua IP camera,
DVR, NVS, etc.)
Op�cal Fiber Interface
N/A
Max. User Access
128 users
Smart Phone
iPhone, iPad, Android
Interoperability
ONVIF 2.4, CGI Conformant
Storage
Internal HDD
4 SATA III Ports, Up to 8 TB capacity for each HDD
HDD Mode
Single
eSATA
1 eSATA
SAS
N/A
Auxiliary Interface
USB
3 USB Ports (2 Rear USB 3.0 , 1 Front USB 2.0 )
RS232
1 Port, for PC Communica�on and Keyboard
RS485
1 Port, for PTZ Control
Electrical
Power Supply
Single, AC100V ~ 240V, 50 ~ 60 Hz
Power Consump�on
<18W (Without HDD)
Environmental
Opera�ng Condi�ons
-10°C ~ +55°C (+14°F ~ +131°F), 86 ~ 106kpa
Storage Condi�ons
-20°C ~ +70°C (-4°F ~ +158°F), 0 ~ 90% RH
Dimensions
1.5U, 440mm x 413.3mm x 76mm ;
(17.3" x 16.3" x 3.0")
Net Weight
4.7kg (10.4 lb) (without HDD)
Gross Weight
6.84kg (15.1 lb)
Installa�on
Rack-mounted
CE
EN55032, EN55024, EN50130-4, EN60950-1
FCC
Part 15 Subpart B, ANSI C63.4-2014
UL
UL 60950-1 and CAN/CSA C22.2 No.60950-1