Kelisoftlabs

https://www.kelisoftlabs.com/product/nilkin-stylus-for-ipads-tablets/

Nilkin Stylus for iPads & tablets 3 different levels of sensitivity – Level L, Low sensitivity, suitable for device without protective film,Highly responsive,Virtually no lag.Level M, Medium sensitivity,suitable for device with ordinary tempered glass,Level H, High sensitivity, suitable for device with thicker tempered glass, such...

https://www.kelisoftlabs.com/product/switch-poe-ds-3e0318p-e-m/

Switch PoE DS-3E0318P-E/M The DS-3E0318P-E/M switch is designed for large streams of video data in the CCTV IP surveillance networks. Attention! The SFP port requires the SFP module, which is available in our offer.