Dahua 4 Wire Basic Indoor Intercom Kit - DHI-KTA02 Version2
- Great Value Video and Audio basic video door bell intercom system.
- Use your existing 4-Wire cable to connect this system
- Dahua 4-Wire indoor monitor KIT, 7-inch Screen
- Unlock, video call, volume adjustment, and doorway monitoring
- 7" TFT screen
- Video intercom function: Unlock, voice call, video call, volume adjustment
- System Capacity: 2 door stations + 3 indoor monitors
- Multiple bell sounds
- Supports digital wide dynamic range (DWDR)
- Australian stock, all components are for AU market including Power Supply
- VTH1020J Monitor & VTO1000J OUtdoor Station
Dahua DHI-KTA02-V2 | 4-Wire Video Intercom Kit — 7" Indoor Monitor + 1.3MP Door Station (DWDR, IR, Local Unlock)
Model identifiers: DHI-KTA02-V2 (kit) • VTH1020J (indoor monitor) • VTO1000J (door station)
The Dahua DHI-KTA02-V2 is a dependable wired video door intercom for homes, villas and small offices. It pairs a bright 7" TFT indoor monitor with a rugged 1.3MP door station, delivering clear visitor video, hands-free two-way audio and local door release. With DWDR to tame back-lit doorways, IR night assist, and simple surface-mount installation, it’s the ideal upgrade when you want reliable entry control without the complexity of IP systems.
Why Choose This 4-Wire Intercom?
- Retrofit-friendly: Often suits homes with existing 4-core cable (condition & gauge permitting).
- Hands-free convenience: See, speak and unlock locally with intuitive touch controls.
- Clear doorway video: 1.3MP camera with DWDR and IR helps in bright sun and low light.
- Scales with your home: Supports up to 2 door stations and 3 indoor monitors per residence.
- Wired reliability: Stable signalling and power for consistent performance day after day.
Key Features
- Complete kit: 7" indoor monitor (VTH1020J) + outdoor door station (VTO1000J) + rain cover + 12V/2A power supply.
- 7" capacitive-touch monitor: 1024 × 600 TFT, touch buttons, status LED, clean white finish.
- 1.3MP door station: approx. 70°(H) / 40°(V) FOV, IR illumination, DWDR, ICR day/night.
- Doorway monitoring: View the door station live from the monitor at any time.
- Local unlock relay: Control an electronic strike or mag-lock (wired to the door station relay).
- Multiple chimes & volume control for apartments, townhouses and family homes.
- Surface-mount install: Brackets and accessories included for a tidy, fast fit-off.
- Low-power design: Efficient operation; monitor powered by 12V/2A, door station powered from monitor.
Ideal For
- Houses, villas & duplexes wanting a neat, wired video door phone.
- Apartments & townhouses preferring 4-wire simplicity over IP complexity.
- Retrofits replacing ageing audio doorbells with modern video + unlock.
- Small offices needing visitor screening and single-door control.
What’s in the Box
- VTH1020J — 7" white TFT indoor monitor (touch buttons, status LED)
- VTO1000J — Outdoor door station (mechanical button) + rain cover
- Power supply — 12V/2A adapter, bracket & mounting accessories
- Quick start guide & basic fixings
Quick Specifications
Indoor Monitor — VTH1020J
- Display: 7.0" TFT, 1024×600
- Controls: Touch buttons; status LED (green = power)
- Comm mode: Analog (4-wire)
- Finish: PC + ABS, White
- Power: DC 12V/2A (adapter included)
- Mount: Surface (bracket included)
- Size: 133.90 × 182.70 × 17.70 mm
- Use: ≤2W standby / ≤5W working
- Certs: CE, FCC
- Env: −10°C~+55°C; 10–95% RH
- Weight: 0.25 kg net (0.48 kg gross)
Door Station — VTO1000J
- Camera: 1.3MP CMOS
- FOV: ~70° (H), 40° (V)
- Imaging: IR assist; DWDR; ICR day/night
- Audio: Mic (~0.5 m) + speaker
- Unlock: Local relay (door strike / mag-lock)
- I/O: Exit button ×1; door status detect ×1
- Power: From indoor monitor
- Protection: IP66 with rain cover + sealant
- Mount: Surface
- Size: 131.45 × 46.00 × 33.80 mm
- Use: ≤1W standby / ≤3W working
- Finish: PC + ABS, Silver; Certs: CE, FCC
- Env: −30°C~+60°C; 10–95% RH
- Weight: 0.18 kg net (0.38 kg gross)
Wiring, Installation & Setup
- Plan locations: Pick the indoor monitor height (eye level) and door station position (clear visitor view).
- Cabling: Use a quality 4-core cable with sound insulation and suitable gauge for the run length.
- Mount hardware: Surface-mount brackets for monitor and door station; fit supplied rain cover.
- Power: Connect the monitor to the included 12V/2A adapter; the door station draws power from the monitor.
- Lock control: Wire your door strike / mag-lock to the door station’s local relay (observe polarity/specs).
- Chime & volume: Select a bell tone and adjust volume to suit the space.
- Seal for weather: Apply sealant around the door station per the quick start guide to maintain IP66.
- Test calls: Place a test call, check night view/IR, verify unlock works cleanly.
Typical Configurations
- Single door + single monitor: Standard home entry.
- Front & back doors + two monitors: Add a second monitor in the master bedroom or study.
- Dual occupancy: Two door stations (front gate + front door) with a central monitor.
Compatibility & Integration Notes
- System type: This is a 4-wire analog intercom (not IP/PoE). It focuses on local video, audio and unlock.
- Recording: The kit itself does not record. For evidence capture, pair your doorway with a CCTV camera/NVR.
- Locks: Supports local relay control of most electronic strikes/mag-locks. Check lock current specs and wiring method.
- Cabling reuse: Existing 4-core can often be reused if insulation, gauge and terminations are in good condition.
- Expansion: Up to 2 door stations and 3 indoor monitors per residence.
Installer Tips & Troubleshooting
- Back-light glare? Angle the door station slightly and enable DWDR for better face exposure.
- Faint audio? Check cable gauge/length and tidy terminations; adjust monitor volume.
- Unlock not triggering? Confirm relay wiring, lock voltage/current and any required separate PSU for high-draw locks.
- Moisture ingress? Always fit the rain cover and seal per the quick start guide to keep IP66.
FAQs
Is DHI-KTA02-V2 an IP (network) intercom?
No — it’s a 4-wire analog kit. That keeps setup simple and reliability high for everyday entry control.
Can I add another monitor or door station?
Yes. The system supports up to 3 indoor monitors and 2 door stations per residence.
Does it support recording or mobile app alerts?
The kit does not include recording or app connectivity. For recording, use a separate CCTV camera + NVR at the doorway.
Will it work with my existing door strike?
Most electronic strikes and mag-locks can be driven via the local relay. Check current draw and wiring method with your installer.
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Also searched as: 4-wire video door phone, wired video doorbell intercom, villa intercom kit, analog video intercom with unlock, VTH1020J, VTO1000J, DHI-KTA02, KTA02-V2.
Note: Specifications and images are provided as a guide and may change without notice. Always follow the supplied installation guide and engage a licensed installer where required.
- Type
- Video Intercom Kit