3 different kinds of dust plugs for PC laptop, fit for RJ45 Female Jack, micro USB port and HDMI female port. | Easy to put on and take off, fit snugly and stay in place, small tab for easy removal, protecting computer ports from dust and oxygen. | Material: Rubber | Dust plugs will protect the ports from being exposed, extending the lifespan of your computer. | Package Content: 10 x Dust Stopper for RJ45, 10 x Dust Stopper for USB Port, 10 x Dust Stopper for HDMI.

1.5" 4ohm 3W audio speaker stereo woofer, ideal for radio, interphone, multimedia speakers, mini box speakers. | Dimension: 40x 25mm / 1.6" x 1" (D*H) | Rated Power: 3W; Rated Impedance: 4ohm | The external magnet speaker is designed with plastic shell, having good range and volume. | Package Content: 4 * 1.5" 4ohm 3W audio speaker stereo woofer loudspeaker.(Wires are not included)