Features:

• Four to seven ports
• Fully compliant with 1.1 version, compatible USB 2.0
• Supports four to seven bus-powered/self-powered

Features:
1) Extends 1 USB port to 4 ports, each port supplies 500mA (total max.)
2) USB ports in clubs shape, convenient for USB plug and pull

Features: 1) Four ports design,metal shell 2) USB2.0, compatible with USB1.1 3) Transmission rate at 480MB/s or 12MB/s 4) Supports all bus-powered, supports

Features:
USB connection available in any position
USB revolving connector with self-connector protection, saving space.
USD standard version

 Pc case combo ( 5 in 1):

Features:
1) Combo set 4-in-1
2) Computer case of high quality and uniqe (0.5SGCC/0.5SECC,with transparate side cover and fan)
3) 3D optical mouse(USB

Pc case combo ( 5 in 1)included: 1> ATX tower pc case with transparent side cover and color fan. 2> Standard keyboard (USB or PS/2 ports) 3> New design

Description: Pc case combo ( 5 in one):included: 1> ATX tower pc case with transparent windows and colorful fan 2> Multimedia ( or standard) keyboard

Description: Pc case combo ( 5 in one):included: 1> ATX tower pc case with handle 2> Multimedia ( or standard) keyboard (USB or PS/2 ports) 3> Optical

Features:
1) Combo set 5-in-1
2) Computer case of high quality and uniqe (0.4SGCC/0.4SECC,0.5SGCC/0.5SECC,with transparate side cover and fan)
3)

Features:

Features:

Features: 1) All the screw fixed case can be hand-controlled, no tool needed2) With ball-bearing fan on side panel to release heat 3)

1) All the screw fixed case can be hand-controlled, no tool needed 2) With ball-bearing fan on side panel to release heat 3) According

Features: 1) All the screw fixed case can be hand-controlled, no tool needed 2) With ball-bearing fan on side panel to release heat 3) According to atmosphere-flow,

Features:
1) All the screw fixed the case can have hand-controlled, no tool needed
2) With ball-bearing fan on side panel to release heat
3)