What is this?
The silicone anti dust port cover is for BNC-A port, BNC-B port. Silicone port cover can protect your computer port from dust

What will I get?
Silicone port cover kit, is in size of : BNC-A: 14 x 17 mm / 0.55 x 0.67 inches (D*H) total size ; BNC-B: 13 x 12 mm / 0.51 x 0.47 inches (D*H) total size
In Package Of : 10pcs x BNC-A port cover ; 5pcs x BNC-B port cover

Is there any advantages of the product?
Small size and lightweight; Silicone material is soft, wear-resistant, durable and long service life

How to use it?
Steps of installation: 1. Prepare anti-dust port stopper with appropriate model; 2. Plug in the port

What should I notice?
Please pay attention to select the appropriate type of silicone port cover