Dahua- KTA03M
DAHUA VIDEO DOOR ACCESS SYSTEM KTA03M
FEATURES
7-inch Visual Interface
Equipped with a 7″ TFT screen at 1024 × 600 resolution, delivering clear intercom video and user interaction.
Full-Function Video Intercom
Supports unlocking the door, voice calls, video calls, volume adjustment, doorway monitoring, and snapshot capture capability.
Multi-Station Capacity
Supports system configuration with up to 2 door stations and 3 indoor monitors, making it suitable for more complex or multi-entry installations.
Enhanced Image Conditions
Features digital wide dynamic range (DWDR) to help optimize video under varying light conditions.
Multiple Bell Sounds
Offers user-selectable bell tones to tailor alert sounds to the installation environment.
SPECIFICATIONS
Display: 7.0″ TFT, resolution 1024 × 600
System Capacity: Up to 2 door stations + 3 indoor monitors
Camera (door station): 1/4″ 1.3 MP CMOS sensor
Field of View (door station): H: 70°, V: 40°
Power Supply: DC 12 V / 2 A (monitor) / Powered via indoor monitor for door station in kit form
Operating Temperature: -10 °C to +55 °C
Communication Method: Analog 4-wire video intercom system
Protection Rating (door station): IP66 (when properly sealed)
Weight (monitor): Net approx. 0.25 kg
DAHUA VIDEO DOOR ACCESS SYSTEM VTA2502G-E
FEATURES
4 MP starlight camera
with low‑illumination CMOS sensor delivers sharp, clear video day and night. Mechanical button with one‑click group audio broadcast ensures fast emergency communication.
Highly durable IP65 & IK10 aluminum housing
withstands extreme outdoor environments. Supports PoE or 12 VDC and provides 12 V/1 A output, ideal for powering accessories. Built‑in dual speakers and mic with echo suppression, plus local recording via micro‑SD.
SPECIFICATIONS
Camera: 4 MP CMOS starlight sensor; FoV: H 104° V 57° D 113°
Video: H.264/H.265, main stream up to 2512×1408, sub‑stream 1280×720; Bitrate 224 Kbps–12 Mbps
Audio: G.711a/μ/u, PCM, MP3, G726; built‑in dual mic & speakers; echo suppression/DNR; 16 kHz,16‑bit
Network: PoE or 12 VDC; onboard RJ‑45 10/100 Mbps ×2; protocols: UDP, TCP, IPv4, RTSP, SIP, P2P, RTP
Storage: micro‑SD up to 64 GB; supports snapshot and event recording
I/O & Power Output: RS‑485×1; Alarm In×2; Alarm Out×2; Power Out: 12 V/1 A & 12 V/200 mA
Housing & Protection: Aluminum alloy, flush‑mount; IP65, IK10; tamper alarm; includes flush‑mount box
Power Consumption: 12 VDC/3 A or PoE
Dimensions: 210 × 140 × 42 mm
Operating Conditions: –30 °C to +60 °C; 10–90 % RH
Certifications: CE
DAHUA VIDEO DOOR ACCESS SYSTEM VTA2502G
FEATURES
Emergency-Call Specialist Module
Designed for critical locations, the unit supports one-touch emergency calling, enabling immediate connection with an alarm receiving centre or security personnel.
High-Quality Audio & Broadcasting
Built-in high-sensitivity microphone and dual speakers deliver clear two-way communication; supports audio broadcast and group broadcast to multiple endpoints.
Advanced Low-light Video Monitoring
Featuring a 4-MP low-illumination CMOS “starlight” image sensor, the device enables video capture and snapshot recording even in darker conditions.
Robust Outdoor Protection
Encased in an aluminium-alloy body with IP65 ingress protection and IK10 vandal-resistance rating, the unit is suitable for severe outdoor or challenging environments.
Flexible Power & Network Options
Supports Power over Ethernet (PoE) for streamlined installation; additional 12 V / 1 A power output is available to support auxiliary devices.
SPECIFICATIONS
Camera: 4 MP CMOS starlight sensor; FoV: H 104° V 57° D 113°
Video: H.264/H.265, main stream up to 2512×1408, sub‑stream 1280×720; Bitrate 224 Kbps–12 Mbps
Audio: G.711a/μ/u, PCM, MP3, G726; built‑in dual mic & speakers; echo suppression/DNR; 16 kHz,16‑bit
Network: PoE or 12 VDC; onboard RJ‑45 10/100 Mbps ×2; protocols: UDP, TCP, IPv4, RTSP, SIP, P2P, RTP
Storage: micro‑SD up to 64 GB; supports snapshot and event recording
I/O & Power Output: RS‑485×1; Alarm In×2; Alarm Out×2; Power Out: 12 V/1 A & 12 V/200 mA
Housing & Protection: Aluminum alloy, flush‑mount; IP65, IK10; tamper alarm; includes flush‑mount box
Power Consumption: 12 VDC/3 A or PoE
Mounting: Surface‑mount format; dimensions 190 × 120 × 42 mm
