Not suggest connecting to USB hub. Noise level is 25.6 dB (weak) up to 32.5 dB (strong).
ELUTENG 120mm USB PC Fan 5V with L/M/H 3 Adjustable Speed Portable USB Computer
GDSTIME 120mm USB PC Fan 5V 120mm x 25mm Computer Cooling Electronic Fan Powerful 1500 RPM 56.8 CFM For PC Game Console Keyboard Mouse Xbox Laptop TV Box Router Ventilation
2x 120mm USB PC Cooling Fan Computer Case Cooler CPU Heat Sink Silent DC 5V UK
GeeekPi 120mm USB PC Fan (Dual Ball Bearing) with 3 Adjustable Speeds for DeskPi RackMate T0/T1/T2/T0 Plus/T1 Plus/TL1 Network Cabinet, Router, Xbox, Modem, Receiver, DVR, TV Box
