PTZ Camera
Hikvision DS-2DE4A425IWG-E 4-inch 4MP 25X IR Network Speed Dome PTZ Camera
IR Range
Up to 50 m IR range ensures safety at night
Frame Rate
50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720)
Smart Features
120dB WDR, 3D DNR, BLC, Digital Defog
On-Board Storage
Built-in memory card slot, support microSD card, up to 256 GB
Deep Learning Function
Face Capture: Detects up to 5 faces simultaneously
Video Compression
Main stream: H.265+/H.265/H.264+/H.264
Sub stream: H.265/H.264/MJPEG
Protection Level
Water and dust resistant (IP66), surge protection and voltage transient protection
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Camera |
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Image Sensor |
1/2.8" Progressive Scan CMOS |
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Max. Resolution |
2560 × 1440 |
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Min. Illumination |
Color: 0.005 Lux @ (F1.6, AGC ON), B/W: 0.001 Lux @ (F1.6, AGC ON), 0 Lux with IR |
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Shutter Speed |
1/1 s to 1/30,000 s |
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Day ＆ Night |
IR cut filter |
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Zoom |
25 × optical, 16 × digital |
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Slow Shutter |
Yes |
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Lens |
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Focal Length |
4.8 to 120 mm |
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FOV |
Horizontal FOV 53.3° to 2.6°, Vertical FOV 30.6° to 1.5°, Diagonal FOV 60.5° to 3° |
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Focus |
Auto, semi-auto, manual |
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Aperture |
Max. F1.6 |
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Zoom Speed |
Approx. 3.4 s |
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Illuminator |
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Supplement Light Type |
IR |
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Supplement Light Range |
IR Distance: up to 50 m |
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Smart Supplement Light |
Yes |
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IR Wavelength |
850 nm |
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PTZ |
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Movement Range (Pan) |
0° to 360° |
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Movement Range (Tilt) |
-5° to 90° |
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Pan Speed |
Pan speed: configurable from 0.1° to 300°/s; preset speed: 350°/s |
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Tilt Speed |
Tilt speed: configurable from 0.1° to 160°/s, preset speed 200°/s |
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Proportional Zoom |
Yes |
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Presets |
300 |
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Preset Freezing |
Yes |
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Patrol Scan |
8 patrols, up to 32 presets for each patrol |
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Pattern Scan |
4 pattern scans, record time over 10 minutes for each scan |
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Park Action |
Preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan |
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3D Positioning |
Yes |
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PTZ Status Display |
Yes |
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Scheduled Task |
preset, pattern scan, patrol scan, auto scan, tilt scan, random scan, frame scan, panorama scan, dome reboot, dome adjust |
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Power-off Memory |
Yes |
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Video |
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Main Stream |
50 Hz: 25 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) 60 Hz: 30 fps (2560 × 1440, 1920 × 1080, 1280 × 960, 1280 × 720) |
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Sub-Stream |
50 Hz: 25 fps (704 × 576, 640 × 480, 352 × 288); 60 Hz: 30 fps (704 × 480, 640 × 480, 352 × 240) |
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Third Stream |
50 Hz: 25 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 576, 640 × 480, 352 × 288); 60 Hz: 30 fps (1920 × 1080, 1280 × 960, 1280 × 720, 704 × 480, 640 × 480, 352 × 240) |
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Video Compression |
Main stream: H.265+ / H.265 / H.264+ / H.264 Sub-stream: H.265 / H.264 / MJPEG Third stream: H.265 / H.264 / MJPEG |
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H.264 Type |
Baseline Profile / Main Profile / High Profile |
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H.265 Type |
Main profile |
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Scalable Video Coding (SVC) |
H.264 and H.265 encoding |
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Region of Interest (ROI) |
8 fixed regions for each stream |
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Network |
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Protocols |
IPv4/IPv6, HTTP, HTTPS, 802.1x, Qos, FTP, SMTP, UPnP, SNMP, DNS, DDNS, NTP, RTSP, RTCP, RTP, TCP/IP, UDP, IGMP, ICMP, DHCP, PPPoE, Bonjour, WebSocket, WebSockets |
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Simultaneous Live View |
Up to 20 channels |
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Security |
Password protection, complicated password, HTTPS encryption, 802.1X authentication (EAP-TLS, EAP-LEAP, EAP-MD5), watermark, IP address filter, basic and digest authentication for HTTP/HTTPS, control timeout settings, security audit log, TLS 1.2, host authentication (MAC address) |
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Network Storage |
NAS (NFS, SMB/CIFS), auto network replenishment (ANR) |
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Image |
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Image Parameters Switch |
Yes |
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Image Settings |
Saturation, brightness, contrast, sharpness, gain, and white balance adjustable by client software or web browser |
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Day/Night Switch |
Day, Night, Auto, Schedule |
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Wide Dynamic Range (WDR) |
120 dB |
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SNR |
＞52 dB |
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Defog |
Digital Defog |
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Image Enhancement |
BLC, HLC, 3D DNR |
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Privacy Mask |
24 programmable polygon privacy masks, mask color or mosaic configurable |
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Regional Focus |
Yes |
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Regional Exposure |
Yes |
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Interface |
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Ethernet Interface |
1 RJ45 10 M/100 M self-adaptive Ethernet port |
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On-board Storage |
Built-in memory card slot, support microSD / SDHC / SDXC card, up to 256 GB |
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Audio |
1 input (line in), max. input amplitude: 2-2.4 vpp, input impedance: 1 KΩ ± 10%; 1 output (line out), line level, output impedance: 600 Ω |
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Alarm |
2 inputs, 2 outputs |
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Reset |
Yes |
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Event |
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Basic Event |
Motion detection, video tampering alarm, exception, alarm input and output |
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Smart Event |
line crossing detection, intrusion detection, region entrance detection, region exiting detection, unattended baggage detection, object removal detection, audio exception detection |
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Alarm Linkage |
Upload to FTP/NAS/memory card, notify surveillance center, send email, trigger alarm output, trigger recording, and PTZ actions (such as preset, patrol scan, pattern scan) |
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Smart Tracking |
Manual tracking, auto-tracking |
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Deep Learning Function |
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Face Capture |
Detects up to 5 faces simultaneously, Supports detecting, tracking, capturing, grading, selecting of face in motion, and outputs the best face picture |
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General |
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Power |
12 VDC, Max. 24 W; PoE (802.3at) |
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Dimension |
Ø 169 mm × 161 mm (Ø 6.65" × 6.34") |
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Weight |
Approx. 2.45 kg (5.40 lb.) |
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Operating Condition |
-30 °C to 65 °C (-22 °F to 149 °F). Humidity 90% or less (non-condensing) |
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General Function |
Mirror, password protection |
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Approval |
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Protection |
IP66 (IEC 60529-2013), TVS 6000V lightning protection, surge protection and voltage transient protection |
EVID-S8.2TB: Product FAQs
The Electro-Voice EVID-S8.2TB is an 8-inch two-way surface-mount speaker supplied as a black pair. It is designed for background and foreground music, paging and sound reinforcement in restaurants, retail stores, fitness clubs and hospitality venues.
Yes. Its built-in 60 W transformer supports 70 V and 100 V systems, with selectable 15 W, 30 W and 60 W taps. A 7.5 W tap is available for 70 V systems only. An 8-ohm bypass also supports low-impedance operation.
Yes. The EVID-S8.2TB has an IP54-rated enclosure for indoor and outdoor applications. Its included mounting system supports wall or ceiling installation, with 90° horizontal and 45° vertical adjustment.
The EVID-S8.2TB comes with a pre-assembled mounting system for wall or ceiling installation. It allows 90° horizontal and 45° vertical adjustment to position the speakers. Mounting brackets and a 5 mm Allen wrench are included.
ESCO (Electronic Security Company) is an official Electro-Voice dealer in Pakistan.
Built for Commercial Audio Installation
The Electro-Voice EVID-S8.2TB combines a paintable, fire-rated ABS enclosure with a zinc-plated, powder-coated grille. Connections through the wall-mounted bracket help conceal wiring, while removable locking Euroblock connectors support additional speakers on a distributed line. Its rotatable grille logo accommodates horizontal positioning, and the EVID-S range is designed to work alongside other EVID ceiling and in-wall speakers.
Paintable ABS Enclosure
The fire-rated ABS enclosure can be painted to match the installation décor. The EVID-S8.2TB comes in black RAL 9004.
Corrosion-Resistant Grille
A zinc-plated, powder-coated grille provides corrosion resistance as part of the speaker’s weather-resistant construction.
Concealed Wall-Bracket Wiring
Electrical connections pass through the wall-mounted portion of the mounting system, allowing wiring to remain hidden for a clean installation.
Quick-Attach Mounting
The ball-and-socket mounting system features quick attachment and detachment, with the support bracket integrated into the enclosure.
Locking Euroblock Connections
Removable locking 4-pin Euroblock connectors provide an additional connection option and support wiring to further speakers in a distributed line.
Protected Bypass Selection
A rear-panel switch selects transformer taps or 8-ohm bypass operation. The bypass selection is protected by a safety screw.
Commercial Audio Applications
The Electro-Voice EVID-S8.2TB surface-mount speaker pair is designed for background and foreground music, paging and sound reinforcement across a range of commercial spaces.
Restaurants, Bars & Patios
Support background music, foreground music and paging in dining areas, bars and outdoor patio spaces.
Retail & Hospitality
Provide music and paging in retail stores and hospitality venues using a surface-mount speaker system.
Fitness & Leisure Venues
Use the EVID-S8.2TB for music and sound reinforcement in fitness clubs, theme parks and leisure venues.
