C2G CG53878 – USB 2.0 over Cat5 Superbooster Wall Plate to Dongle Kit 328ft is backordered and will ship as soon as it is back in stock.
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Product Overview
The C2G CG53878 USB 2.0 over Cat5 Superbooster Wall Plate Transmitter to Dongle Receiver Kit extends USB 2.0 signals up to 328 feet over a single Cat5 or Cat6 cable, combining a wall plate transmitter for a clean permanent installation at the source end with a compact dongle receiver at the peripheral end. Designed for conference rooms, huddle spaces, and commercial AV environments, this kit supports USB 2.0 cameras, speakerphones, and peripherals at true 480 Mbps speeds with no software drivers required. The wall plate transmitter fits a standard single-gang electrical box; the dongle receiver plugs directly into the peripheral or a nearby USB hub.
Product Description

The wall plate transmitter connects to the host computer via USB and mounts in a standard single-gang electrical box, providing a finished, professional USB connection point at the presentation or conferencing location. The Cat5 or Cat6 cable runs through the wall to the remote location, where the dongle receiver connects to the USB peripheral. Integrated UTP power inserter technology delivers 500mA per port to connected devices without a separate remote power supply in most configurations.
The wall plate and dongle units are interchangeable with the CG53880 all-dongle kit, allowing integrators to mix formats across installations. No software drivers are required. This kit is validated for use with Google Chromebox for Meetings and Logitech USB video conferencing systems.
Key Features
- Wall Plate Transmitter + Dongle Receiver — Clean single-gang wall plate at the host end; compact dongle at the peripheral end for flexible remote deployment.
- 328ft USB 2.0 Extension — Extends USB 2.0 at 480 Mbps over a single Cat5 or Cat6 cable up to 328 feet.
- Integrated UTP Power Inserter — Delivers 500mA to connected USB devices at the remote end without a separate power supply in most configurations.
- Single-Gang Wall Plate — Fits standard electrical boxes for permanent, finished installations in conference and huddle rooms.
- Interchangeable with CG53880 — Wall plate and dongle units mix with the all-dongle CG53880 kit for maximum installation flexibility.
- No Drivers Required — Plug-and-play on all major operating systems.
- Validated for Commercial Conferencing Systems — Compatible with Google Chromebox for Meetings and Logitech USB video conferencing platforms.
Typical Applications
- Conference room permanent wall plate USB camera extension
- Huddle space USB speakerphone extension from wall-mounted connection
- Google Chromebox for Meetings and Logitech system USB extension
- Commercial AV USB peripheral distribution with finished wall plate
- Training room USB device extension to instructor station
Technical Specifications
| USB Standard | USB 2.0 (480 Mbps) |
| Max Extension Distance | 328ft (100m) over Cat5/6 |
| Transmitter Form Factor | Single-gang wall plate |
| Receiver Form Factor | Dongle |
| Power per Port | 500mA via integrated UTP power inserter |
| Cable Required | Single Cat5 or Cat6 |
| Driver Requirement | None — plug-and-play |
| Compatible All-Dongle Kit | C2G CG53880 (interchangeable) |
| SKU | CG53878 |
Frequently Asked Questions
- What is the difference between CG53878 and CG53880?
The CG53878 has a wall plate transmitter for permanent installation and a dongle receiver for the peripheral end. The CG53880 uses dongle-style units at both ends. The units are interchangeable between kits.
- Does the wall plate fit a standard single-gang electrical box?
Yes. The wall plate transmitter mounts in a standard single-gang electrical box or mud ring for a finished, permanent installation.
- Is a power supply needed at the receiver dongle?
The integrated UTP power inserter provides 500mA in most configurations. High-power USB devices may require supplemental power at the receiver.
- Does this support USB 3.0 speeds?
No. This is a USB 2.0 extender operating at 480 Mbps. For USB 3.1 Gen 1 extension, see C2G CG29523 at creationnetworks.net.
- What warranty does C2G provide?
C2G provides a standard commercial warranty. Contact Creation Networks at creationnetworks.net for support.
At Creartion Networks, we do everything we can to create an excellent customer experience. This includes fast shipping and easy returns.
- Most in-stock orders placed Monday-Friday ship within 24-48 hours. General restrictions apply; please see our full shipping policy here.
- We offer a 30-day return policy from the delivery date on many products. Product restrictions apply. Restocking fees for the return of open-box items. Please see our full return policy here for more information.
Nationwide Audiovisual Services, Design, Installation & Support
Creation Networks is a trusted nationwide partner for complete audiovisual solutions — delivering expert AV system sales, professional design, programming, installation, and ongoing support to organizations across the United States.
From Microsoft Teams Rooms and enterprise video conferencing to LED video walls, live streaming production, and hybrid collaboration systems, we provide end-to-end AV integration using premium, certified technology from industry leaders including Crestron, Q-SYS, Shure, Extron, and Absen.
Whether you operate a single location or manage facilities nationwide, Creation Networks ensures your AV systems are designed for reliability, scalability, security, and long-term performance — helping your organization communicate more effectively and operate at peak efficiency.
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