GL.iNet Comet Remote KVM Over Internet (GL-RM1) - Remote 4K Control

In this review of the GL.iNet Comet (GL-RM1) the bottom line is simple: this hardware KVM is for IT pros and advanced home users who need reliable, hands-off remote access to physical machines. The device stands out because it lets administrators remotely reboot, power on, and even install operating systems via the BIOS interface without installing software on the target computer. Setup is straightforward and the single biggest reason to buy is the ability to perform offline maintenance and full BIOS-level control from anywhere.

Key Features

• Remote BIOS control: Install operating systems and change BIOS settings remotely so servers or desktops can be managed without physical presence.
• Universal compatibility: Works with laptops, desktops and servers and requires no extra software on the controlled computer for one-click app connections.
• 4K remote video: Delivers desktop-quality visuals at up to 3840x2160@30Hz for clear on-screen work and diagnostics.
• H.264 hardware encoding: Hardware-based encoding keeps latency low for a responsive remote keyboard, video and mouse experience.
• Instant file transfer: Move files between host and remote machines without separate sync tools, speeding remote workflows.
• Remote audio output: Hear system audio remotely to troubleshoot multimedia or alert sounds during maintenance.

Who It's For

The GL.iNet Comet suits IT administrators, data center technicians, and power users who need deeper-than-normal remote access, including BIOS-level control and remote power cycling. It is also a solid pick for smart home users running local NVRs or headless servers who want occasional physical maintenance without travel.

Those who should look elsewhere include users who only need basic screen sharing or software-based remote desktop solutions, and buyers who require USB Power Delivery through a PD adapter for device power, as PD adapters are not supported by this unit.

Pros & Cons

Pros

• Provides true remote KVM with BIOS access, enabling OS installs and reboots without being onsite.
• High-resolution remote video at 4K@30Hz with low latency thanks to H.264 encoding.
• Easy, app-driven one-click connections with no client install on the target machine.
• Includes remote audio and file transfer to support full maintenance workflows.

Cons

• Some customers report occasional LAN connectivity drops, so stable network infrastructure is important.
• The device does not support PD adapters for power, which limits some power delivery setups.

Specifications

Product	GL.iNet Comet (GL-RM1) Remote KVM
Video resolution	3840x2160@30Hz
Encoding	H.264 hardware encoding
Remote features	Keyboard, video, mouse, audio output, file transfer, BIOS control
Compatibility	Laptops, desktops, servers (no client software required)
Use cases	Remote work, server maintenance, offline device management, technical support
Power notes	PD adapters cannot be used

Our Verdict

The GL.iNet Comet is a practical, value-minded remote KVM for professionals who need true hardware-level access and dependable 4K video for diagnostics. It is especially worthwhile when physical visits are costly or impossible, though buyers should ensure a stable LAN to avoid occasional disconnects and note that PD adapters are not supported.

Frequently Asked Questions

Can I install an operating system remotely?
Yes. The Comet provides BIOS-level access so you can remotely boot and install operating systems without being onsite.

Does the unit require software on the controlled computer?
No. The device supports one-click connections via the app and does not require additional software on the target computer.

Are PD adapters supported for power?
No. The product does not support PD adapters, so plan power provisioning accordingly.