UNI-T UT681HDMI HDMI Cable Tester
The UNI-T UT681HDMI cable tester is a practical tool created to instantly diagnose the condition of HDMI and Mini HDMI cables. With it, you can easily detect breaks, shorts, poor connections and other common faults that can affect video and audio transmission. The compact design, simple operation and accurate LED indicators of the UT681HDMI make it an indispensable equipment for service and installation workshops, as well as for those who frequently work with audiovisual equipment.

Complete diagnosis
The tester is equipped with an intuitive LED system, which allows for precise analysis of up to 19 pins of an HDMI cable - including signal ground. The selection of the test mode (quick, full or scan) is done automatically, without complicated settings. This is a convenient solution for both professionals and home users. The UT681HDMI also supports Mini HDMI connections, making it a universal tester for cables used in monitors, cameras, consoles or video projectors.

Compact form factor, high mobility
Thanks to its compact size and low weight, the UT681HDMI fits easily into the pocket of a tool bag. Power supply from a standard 9V battery and automatic and manual shutdown functions guarantee long-term operation without the need to frequently replace the power source. The device notifies you of low battery levels, so you can avoid unexpected interruptions in work.

Robust design and safe operation
The controller housing is made of durable materials in red-gray color, characteristic of UNI-T service equipment. The UT681HDMI meets CE and UKCA safety standards, while its operating range includes temperatures from 0 to 40°C and humidity up to 80%, allowing it to be used in a variety of working environments.

Included
- UNI-T UT681HDMI HDMI Cable Tester (Transmitter and Receiver)
- 9V battery
- User manual (English)
Specifications:
| Manufacturer | UNI-T |
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| Manufacturer code | UT681HDMI |
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| Supported slots | HDMI, Mini HDMI |
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| Test functions | Detection of interruption, short circuit, cross-connection, abnormal connections |
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| Test functions | quick, scan, full |
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| Results screen | LED lights (LED1~LED19, LED_S) |
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| Cable Shielding Test | Yes |
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| Power supply | 9V battery |
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| Auto power off function | After 10 minutes of inactivity |
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| Low battery indicator | Below 7.2V |
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| One-button operation | Yes |
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| Operating temperature | 0~40°C |
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| Storage temperature | -10~50°C |
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| Operating humidity | 20~80%RH |
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| Storage humidity | 10~90%RH |
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| Maximum operating altitude | ≤2000m |
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| Safety standards | CE EN61326-1:2013, EN61326-2-2:2013 |
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| Net weight | transmitter - 87 g, receiver - 51 g |
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| Dimensions | Transmitter - 102 × 62 × 28 mm; receiver - 102 × 37 × 28 mm |
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| Color | red-gray |
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