Product Code: UE300
Brand: TP-Link

🌟 Overview
The TP-Link UE300 is a compact, high-speed USB 3.0 to Gigabit Ethernet adapter designed for ultra books, laptops, and desktops lacking built-in LAN ports. With blazing fast data transfer rates up to 1000Mbps, it ensures stable wired connectivity for streaming, gaming, and file transfers. Its foldable, pocket-sized design makes it ideal for travel, while plug and play support across Windows, macOS, Chrome OS, and Linux guarantees seamless setup.

📦 Key Specifications
Attribute Details
Interface USB 3.0 (Type-A)
Ethernet Port 1 × RJ45 (10/100/1000 Mbps)
Chipset Realtek RTL8153
Compatibility Windows 10/8.1/8/7/Vista/XP, macOS 10.6–10.14, Chrome OS, Linux
Data Transfer Rate Up to 1000 Mbps
Plug & Play Supported (driver-free for most OS)
Design Foldable, portable
Dimensions (W × D × H) 71 × 26 × 16.2 mm (2.8 × 1.0 × 0.6 in)
Package Contents UE300 Adapter, Quick Installation Guide
Warranty 2-Year Limited

Cudy's CD-UE10A is a plug and play, portable USB-A 3.0 to Gigabit RJ45 adapter.

Specifications

Data Rate: Auto Negotiation 10/100/1000Mbps
Hardware: Requires USB-A 3.0 or higher on host device
Operating Temperature: 0° - 40°C

Cudy's CD-UE10C is a plug and play, portable USB-C 3.0 to Gigabit RJ45 adapter.

Specifications

Data Rate: Auto Negotiation 10/100/1000Mbps
Hardware: Requires USB-C 3.0 or higher on host device
Operating Temperature: 0° - 40°C

🔌 Expand Connectivity for Laptops & Tablets

✅ 3× USB 3.0 Ports – 5Gbps speeds (backward compatible with USB 2.0)
✅ Gigabit Ethernet Port – Wired 10/100/1000Mbps for stable connections
✅ Compact & Portable – Lightweight (1.9 oz) for travel
✅ Plug-and-Play – No drivers needed for Windows/macOS

📊 Technical Specifications

Category Specification
Model UE330
USB Ports 3× USB 3.0 (5Gbps)
Ethernet 1× Gigabit (RJ45)
Chipset Realtek RTL8153
OS Support Windows 10/11, macOS 10.9+, Linux
Dimensions 3.7×1.2×0.6 in (94×30×15 mm)
Warranty 2-year limited

**💻 Ideal For:

✔ Laptops with limited ports
✔ Stable wired gaming/streaming
✔ Travelers needing extra USB slots
✔ Dongle-free docking solutions

**📦 What's Included?

UE330 Hub/Adapter
Quick start guide

"The ultimate USB hub for work and travel—add Ethernet + 3 USB ports in one go!"

**⚙️ Pro Tips:

Use USB 3.0 ports for full-speed transfers
Prioritize Ethernet for video calls/gaming
Works with USB-C via adapter (not included)

**🔍 Why Choose UE330?

✔ More affordable than most docking stations
✔ Faster than Wi-Fi for critical tasks
✔ Sleek, pocket-friendly design
*(For USB-C version, see UE300C model)*

The Astrum PA340 USB to RS232 DB9 Serial Adapter is a compact, high‑performance solution for connecting modern USB‑enabled computers to legacy serial devices. Built with a Prologic chipset for broad compatibility, it supports data transfer rates up to 921.6 kbps, ensuring reliable RS232 communication for industrial equipment, barcode scanners, modems, GPS units, and more.

With plug‑and‑play simplicity, no drivers or software are required just connect and start working. Its flexible cable design, durable housing, and robust connectors make it ideal for demanding environments, while the lightweight form factor ensures portability for professionals on the move. Backed by a 24‑month warranty, the PA340 is a dependable tool for both commercial and personal applications.

Key Features

USB to RS232 DB9 adapter – connects USB computers to serial devices
Prologic chipset – ensures wide compatibility across devices
High‑speed transfer – supports baud rates up to 921.6 kbps
Plug & Play setup – no drivers or software required
RS‑232 protocol support – reliable data and control signal transmission
Compact & portable – ideal for fieldwork and mobile setups
Durable build – withstands frequent industrial use
Warranty: 24 months

Technical Specifications
Feature Details
Model / SKU A37034‑C
Product Code PA340
Input USB Male
Output RS232 DB9 Male
Cable OD 4.5mm
Wire Gauge 28AWG
Data Transfer Rate Up to 921.6 kbps
Compatibility Serial modems, barcode scanners, GPS, industrial equipment
Net Weight 50g
Gross Shipping Weight 150–200g (with packaging)
Warranty 24 months

What’s in the Box
1× Astrum PA340 USB to RS232 DB9 Adapter
1× Quick Start Guide

Ideal For
Industrial equipment configuration – reliable RS232 communication
Diagnostics & testing – connect legacy devices to modern systems
Barcode scanners & modems – seamless data transfer
Fieldwork & mobile setups – compact and portable design

The Astrum NA450 USB‑C to Gigabit Ethernet Adapter is a compact, high‑performance solution for devices without an RJ45 port. Designed for MacBook Pro, laptops, and desktops, it delivers up to 5Gbps transfer speeds for faster, more reliable wired connectivity perfect for downloading large files, streaming movies, or office productivity.

Its slim metal casing makes it portable and durable, while plug‑and‑play installation with LED indicators ensures effortless setup. Compared to Wi‑Fi, the NA450 provides stable, drop‑free connections, making it ideal for professional and home use.

Supporting IPv4/IPv6 protocols and multiple operating systems (Windows, Mac OS, Linux, Chromebook), the NA450 is versatile enough for wireless printing, file sharing, and secure internet access.

Key Features
USB‑C → Gigabit RJ45 LAN conversion
Up to 5Gbps super‑speed data transfer
Driver‑free plug‑and‑play installation with LED indicators
IPv4/IPv6 protocol support for modern networks
Slim, portable metal casing design
Compatible with Windows, Mac OS, Linux, Chromebook

Technical Specifications
Feature Specification
Model / SKU A72045‑B
Interface USB‑C
Speed 5Gbps
OS Support Windows 7 / 8 / 10, Mac OS, Linux, Chromebook
Dimensions 235 × 24 × 14mm
Net Weight ~30g
Gross Shipping Weight ~120–150g (with packaging)
Warranty 24 months

What’s in the Box
1× Astrum NA450 USB‑C Gigabit Ethernet Adapter
1× User Manual

The Astrum NA400 USB3.0 to Gigabit Ethernet Adapter is a trail‑blazing solution for devices without an RJ45 port, delivering up to 5Gbps transfer speeds for faster, more reliable wired connectivity. Perfect for MacBook Pro, laptops, and desktops, it ensures smooth downloads, streaming, and file sharing compared to unstable Wi‑Fi connections.
Its compact slim metal casing makes it portable and nearly invisible when connected, while plug‑and‑play installation with LED indicators ensures effortless setup. Supporting IPv4/IPv6 protocols and multiple operating systems (Windows, Mac OS, Linux), the NA400 is ideal for both home and office use.

Key Features
USB 3.0 → Gigabit RJ45 LAN conversion
Up to 5Gbps super‑speed data transfer
Driver‑free plug‑and‑play installation with LED indicators
IPv4/IPv6 protocol support for modern networks
Slim, portable metal casing design
Compatible with Windows, Mac OS, Linux

Technical Specifications
Feature Specification
Model / SKU A72040‑B
Interface USB 3.0
Speed 5Gbps
OS Support Windows 7 / 8 / 10, Mac OS, Linux
Dimensions 235 × 24 × 14mm
Net Weight ~30g
Gross Shipping Weight ~120–150g (with packaging)
Warranty 24 months

What’s in the Box
1× Astrum NA400 USB3.0 Gigabit Ethernet Adapter
1× User Manual

The Astrum DA580 USB 3.0 to Gigabit LAN + 3‑Port Hub Adapter transforms a single USB 3.0 port into a powerful connectivity hub. Combining a Gigabit Ethernet port with three USB 3.0 ports, it delivers 5Gbps transfer speeds and rock‑solid wired networking.

Perfect for MacBooks, ultrabooks, and PCs, the DA580 ensures lag‑free gaming, streaming, and downloads, while expanding USB connectivity for peripherals and external drives. Its sleek aluminum body is durable, heat‑resistant, and ultra‑portable at just 60g, making it ideal for home, office, or travel.

With plug‑and‑play support for Windows, macOS, and Linux, plus LED indicators for real‑time status, the DA580 is the ultimate solution for reliable wired internet and expanded device connectivity.

Key Features
Gigabit Ethernet Port: 1000Mbps wired internet for stable, low‑latency performance
3× USB 3.0 Ports: 5Gbps speeds for external drives, peripherals, and charging
Plug & Play: Driver‑free setup for Windows 10/11, macOS, Linux
LED Indicators: Power and network activity monitoring
Aluminum Body: Durable, heat‑resistant, lightweight design (60g)
Compact Size: Portable hub for home, office, or travel

Technical Specifications
Feature Specification
Model / SKU A38058‑B
Ethernet Speed 10/100/1000Mbps (Gigabit)
USB Speed 5Gbps (USB 3.0)
Ports 1× RJ45 Gigabit LAN + 3× USB 3.0
Compatibility Windows 7/8/10/11, macOS, Linux
Dimensions 105 × 27 × 19mm
Net Weight ~60g
Gross Shipping Weight ~150–180g (with packaging & guide)
Material Aluminum alloy
Warranty 24 months

What’s Included
1× Astrum DA580 USB Hub + Ethernet Adapter
1× Quick Start Guide

Ideal For
MacBook Users: Add Ethernet + extra USB ports to slim laptops
Gaming & Streaming: Stable wired connection for low latency
Office Setups: Connect mouse, keyboard, and external drives simultaneously
File Transfers: 5Gbps speeds for backups and large files
Travel: Compact hub for hotels and workspaces