TRENDnet 4-Port USB PS/2 Audio KVM Switch Kit With VGA Support Up To 2048×1536, Independent Audio Switching, Manage 4 Computer, Hot Keys, 2-Way Audio, And Complete Cable Set | TK-423K
90 $
Expert Features
- 4-Port Multi-Computer Control : Manage up to four computers or servers using a single keyboard, mouse, monitor, and audio setup for efficient workspace consolidation.
- High-Resolution VGA Video Support : Delivers sharp visuals with support for resolutions up to 2048 × 1536 at 60Hz, exceeding standard 1080p output.
- Independent Audio And PC Switching : Audio and microphone channels can be switched separately from computer control for flexible monitoring setups.
- Dual USB And PS/2 Compatibility : Supports both USB and PS/2 keyboards and mice on console and computer connections, ensuring legacy and modern system compatibility.
- Hot Key And Push Button Switching : Switch systems instantly using programmable keyboard hot keys or front-panel push buttons.
- Audible Switching Confirmation : An audio notification confirms successful port switching, eliminating guesswork during operation.
- LED Status Indicators : Integrated LEDs clearly display active connections and system status at a glance.
- Automatic Scanning Mode : Programmable scan intervals from 5 to 99 seconds allow automated monitoring of connected systems.
- Complete Cable Kit Included : Ships with all required KVM, audio, microphone, and USB-to-PS/2 adapter cables—no additional purchases needed.
- Externally Powered Design : Includes a dedicated 5V DC power adapter to ensure stable operation across all connected systems.





Expert Specs
| Category | Specification |
|---|---|
| Model | TRENDnet TK-423K (Version v1.2R) |
| Supported Computers | Up to 4 |
| Video Interface | VGA (HDB-15) |
| Max Resolution | Up to 2048 × 1536 @ 60Hz |
| Console Keyboard | USB or PS/2 |
| Console Mouse | USB or PS/2 |
| Console Monitor | VGA HDB-15 Female |
| Console Audio | 3.5 mm Speaker Jack |
| Console Microphone | 3.5 mm Microphone Jack |
| Computer Video Ports | VGA HDB-15 Female |
| Computer Audio Ports | 3.5 mm Speaker + Microphone Jacks |
| Computer Keyboard Input | USB or PS/2 |
| Computer Mouse Input | USB or PS/2 |
| Switching Controls | Front Panel Push Buttons, Keyboard Hot Keys |
| Switching Notification | Audio Alert |
| Scan Interval | 5 – 99 Seconds (Programmable) |
| Operating Temperature | 0 – 40°C (32 – 104°F) |
| Operating Humidity | Up To 90% Non-Condensing |
| Power Input | 100 – 240V AC, 50/60Hz, 0.5A |
| Power Output | 5V DC, 2A External Adapter |
| Power Consumption | 5W Max |
| Dimensions | 255 × 118 × 45 mm (10 × 4.6 × 1.8 in.) |
| Weight | 1 kg (2.2 lbs.) |
| Certifications | CE, FCC |
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