Description
1. Product Overview
The DT-T71 is the essential tool for every CCTV professional. Compact and ergonomic, it combines five core functions in a single handheld device, letting you install, configure, and troubleshoot all types of cameras quickly in the field.
It covers IP, analog, and HD coaxial camera testing, PoE and 12V power output, and TDR cable diagnostics — all on a bright 4-inch touchscreen with a retractable QWERTY keyboard and dual built-in LED lights for on-site work.
2. Product Images
3. Key Features
IP Camera Testing (IPC)
- Compatible with ONVIF, RTSP, and RTP
- H.265/H.264 decoding, 4K support at 30 fps
- Automatic device discovery and PTZ control
- Link-quality testing and packet-loss detection
Analog & HD Camera Testing
- Supports NTSC/PAL, HD-CVI 3.0, AHD 3.0, and HD-TVI 3.0
- Built-in video-signal generator
- 8-level digital zoom
PoE & 12V Power
- PoE output, IEEE 802.3af (up to 15.5W)
- 12V/1A output to power cameras
TDR Cable Testing
- Measures RJ45 cable length up to 200 m
- Detects breaks, short circuits, and miswiring
- Resolution: 1 meter
Display & Ergonomics
- 4.0-inch TFT display, 800 × 480, 16.7 million colors
- Compact design for one-handed use
- Retractable QWERTY keyboard
- Dual built-in LED lights
4. Detailed Technical Specifications
| General | |
|---|---|
| Model | DT-T71 |
| Interfaces | |
| Network Interface | Single RJ45 100 Mbps Ethernet port |
| Function Interfaces | Dual BNC connectors (video in/out), RS485 communication, audio input, USB, and reset button |
| IP Camera Testing | |
| Protocols | ONVIF, RTSP, RTP |
| Ethernet Test | 10/100M Ethernet link testing; link-speed testing; Ethernet loop detection; DHCP client and server; Ethernet traffic monitoring; link-quality indicator |
| IP Configuration | Static IP / DHCP client / DHCP server |
| IPC Settings | Manual IP configuration, DHCP client, DHCP server, multi-address DHCP detection, and automatic DHCP-status switching |
| IPC Test | Discovery and cross-subnet discovery, camera list, quick screenshot indication, real-time video, camera network configuration, PTZ test, audio test, full-screen video, 8-level digital zoom, screenshot saving, video recording (original stream), UDP/TCP switching, packet-loss indicator, and camera profile configuration |
| IPC Image Test | H.265/H.264 encoding, 4K support at 30 fps |
| Physical Port | Single RJ45 100 Mbps Ethernet port |
| PoE Testing | |
| PSE Test | The tester provides up to 15.5W output (IEEE 802.3af) |
| Hikvision/Dahua Activation | Automatic detection |
| Analog SD & HD Testing | |
| HD Signal Formats | Automatic adaptation of SD NTSC/PAL, HD-CVI, HD-TVI, AHD, and HD video signals |
| Signal Level | 1 Vpp |
| Video Resolution | D1, 720P, 1080P |
| Camera Test | Real-time video, PTZ control, audio test, full-screen preview, 8-level digital zoom, snapshot recording, video recording (H.264), and video resolution / frame-rate indicator |
| HD OSD | Camera OSD menu adjustment |
| 12V Power Output | |
| Output Power | 12V/1A output; round connector, 4 mm outer diameter and 1.6 mm center pin |
| Audio Testing | |
| Audio Test | 1 × audio-signal input |
| PTZ Control | |
| Communication Protocols | Hikvision coaxial, PELCO-C coaxial, Hikvision, Pelco-D/P, Samsung, Panasonic, Lilin, Yaan, and more than 30 protocols |
| Baud Rates | 150, 300, 600, 1200, 2400, 4800, 9600, and 19200 bps |
| RJ45 TDR Cable Testing | |
| RJ45 Cable Test | RJ45 cable testing from 0 to 200 m: open circuit, short circuit, broken wire. Resolution: 1 m |
| Device | |
| Display | 4-inch TFT display, 800 × RGB × 480 (WVGA), 16.7 million colors, adjustable backlight level |
| Internal Storage | 8 GB flash memory |
| LED Torch | Two 35 lm LEDs; can be switched on individually even when the device is off |
| Operation | Power button, 12-key main-control keypad, and 45-key swivel QWERTY keyboard |
| Language | Chinese, English, French, Spanish, German, Turkish, Russian, Czech, Hebrew, Romanian, and Serbian, user selectable |
| Keypad Tone | On / Off |
| Software Upgrade | Online upgrade |
| Power | |
| Power Input | 12V charging |
| Battery | Dedicated user-replaceable lithium-polymer battery, 22 Wh capacity |
| Power Output | PoE (802.3af) and 12V/1A output |
| Battery Runtime | Charging in 3–4 hours; up to 10 hours of operation |
| Other | |
| Operating Temperature | -10°C to +55°C |
| Operating Humidity | 30%–90% |
| Dimensions | 190 × 113 × 37 mm |
| Weight | 0.5 kg (device with battery) / 1.6 kg (gross weight) |
5. After-Sales Service and Warranty
- Product Warranty: A 2-year warranty is provided for the main unit of the DT-T71 tester.
- Technical Support: French-language technical support is available, along with email and WhatsApp assistance, a complete user manual, and installation and operation video tutorials.
- Software Updates: Free online system and software updates are available to improve functionality and maintain compatibility with new surveillance equipment.