FEATURES 1 upstream and 4 downstream USB port incluted fully compleant with USB specifation version 2.0 hot plug & play USB device half-transfaran design with blue LED for power specification interface USB 2.0 compatible with USB 1.1 data transfer rate 1.5Mbps, 12Mbpsup to 48 Mbps bus power limit curent production 500mA
terdapat tombol on dan off nya warna : HITAM dan PUTIH