Abocom UH400C Specification

UH400C

USB HUB (4 ports)

GENERAL

The USB HUB is a 4-ports device used to bridge the 

USB interfaced peripherals to your desktop computers 

or notebook computers by providing one upstream 

connector and four downstream ports. The UH400C 

complies with USB Specification Ver. 1.1. It offers you 

the flexibility of two data rates. The 12Mbps for devices 

that require increasing bandwidth and 1.5Mbps for 

low-speed device like game pads and joysticks.  Every 

single one port of the hub allows to "daisychain" multi 

devices together. Compact, light-weighted and requiring 

no external power, this UH400C is the ideal company 

you can ever find on the road.

FEATURES

Universal Serial Bus Rev. 1.1 Specification compatibility

   Plug and Play with USB devices

   Easy to add peripherals; allows up to 127 USB devices

   Per-port power overcurrent detection and protection for 

   downstream ports

   All Downstream ports support full-speed (12Mbps) and 

   low-speed (1.5Mbps) operations

   Auto-switching between Bus-power mode and Self-

   power mode, indicated by LED.

   Supports Suspend and Resume Operations.

   Supports 1 upstream and 4 downstream USB ports.

   6 LED indicators for hub status at a glance

SPECIFICATION

Ports:

User LED Indicators:

Environmental:

   Operating temperature:0  C to 70  C 

   Storage temperature:-20  C to 80  C 

   Humidity: 0 to 95%, non-condensing 

Power:

Certifications:

   FCC Class B ,CE

4 downstream ports with USB type A receptacles

   1 upstream port with USB type B receptacle 

Bus-powered - green LED

   Self-powered - orange LED

   4 LEDs indicate presence of individual port power 

   - green LEDs

Bus-powered mode: Bus Powered from USB 

   host controller with each port of DC+5V, 

   100mA supply.

   Self-powered mode: Plug mounted A/C adapter 

   with regulated DC 5V, 2.4A with each downstream 

   port of DC +5V, 500mA (Max.) supply