UGREEN CM639 8-in-1 Multifunction Adapter

The UGREEN CM639 multifunction adapter transforms a single USB-C port into eight versatile connections, enabling comprehensive connectivity for your devices. This compact hub combines multiple essential ports while maintaining high data transfer speeds and display capabilities.

Extensive Port Selection

The CM639 features a well-rounded port configuration designed for modern computing needs:

• 2× USB-A 3.2 ports for connecting traditional peripherals
• 2× USB-C 3.2 ports providing next-generation connectivity
• 2× 4K HDMI ports enabling dual-monitor setups
• 1× 4K DisplayPort offering alternative display options
• 1× Power Delivery port for pass-through charging

Consequently, the UGREEN CM639 eliminates the need for multiple adapters while ensuring all your devices remain connected simultaneously.

High-Speed Data Transfer

The UGREEN CM639 leverages USB 3.2 technology to deliver exceptional data transfer rates. Both the USB-A and USB-C ports support speeds up to 10Gbps, therefore allowing for:

• Quick file transfers between storage devices
• Seamless connection of high-bandwidth peripherals
• Reduced waiting times when moving large datasets

Furthermore, these speeds make the CM639 suitable for professionals working with resource-intensive applications that require rapid data access.

Advanced Display Support

Display capabilities of the UGREEN CM639 are particularly impressive with its dual HDMI ports and DisplayPort:

• Dual 4K HDMI outputs supporting resolutions up to 3840×2160@60Hz
• 4K DisplayPort connection for precise color reproduction
• Multiple display modes including extended, mirrored, and individual configurations

As a result, the CM639 enables productive multi-monitor workstations while maintaining excellent visual clarity across all connected displays.

Power Delivery Passthrough

The integrated Power Delivery port on the UGREEN CM639 supports charging at up to 100W, thus allowing for:

• Simultaneous device usage and charging
• Fast charging compatible with USB-C PD standards
• Reduced cable clutter on your workspace

Additionally, this feature ensures your laptop or tablet maintains battery levels even during intensive tasks when multiple peripherals are connected through the CM639 adapter.

Ideal For

The UGREEN CM639 is particularly well-suited for:

• Creative professionals who require multiple displays and fast external storage access
  • The dual 4K outputs and 10Gbps data speeds support demanding visual workflows
• Business travelers needing comprehensive connectivity in a compact package
  • All essential ports in a single adapter reduce carrying multiple dongles
• Home office workers using laptop-based setups with external displays
  • The combination of display outputs and peripheral connections creates a complete workstation

Durable Design

Built with quality materials, the UGREEN CM639 features:

• Aluminum alloy housing for improved heat dissipation
• Reinforced cable with strain relief for extended durability
• Compact dimensions for portability without sacrificing functionality

Moreover, the CM639’s thoughtful design prevents overheating during extended use, thereby protecting both the adapter and connected devices.

Technical Specifications

Physical Specifications

• Model: UGREEN CM639 (UG-35625)
• Dimensions: 11.5 × 5.5 × 1.5 cm
• Weight: 80g
• Cable Length: 15cm
• Material: Aluminum alloy

Port Specifications

• 2× USB-A 3.2 ports (10Gbps)
• 2× USB-C 3.2 ports (10Gbps)
• 2× HDMI ports (4K@60Hz)
• 1× DisplayPort (4K@60Hz)
• 1× USB-C Power Delivery port (up to 100W)

Video Output

• HDMI Resolution: Up to 3840×2160@60Hz
• DisplayPort Resolution: Up to 3840×2160@60Hz
• Multi-display Support: Yes (up to 3 displays simultaneously)

Power Specifications

• Power Delivery: USB-C PD 3.0
• Maximum Power Input: 100W
• Power Output to Connected Devices: Up to 92W

System Requirements

• Compatible with: Windows 10/11, macOS 10.14+, ChromeOS
• Requires host device with USB-C port supporting DisplayPort Alt Mode
• Thunderbolt 3/4 compatible

Package Contents

• 1× UGREEN CM639 Multifunction Adapter
• 1× User Manual
• 1× Warranty Card