ViewSonic Wireless Presentation Gateway (EZ Cast VC-10-4K)

Processor: Action Micro AM8251 Wireless Module: RTL8192EU 2.4G 2T/2R Wi-Fi Display (v Presenter Pro): w/o smoothly video playback: Celeron 2.0G above CPU  Video playback smoothly – i5 2.4G CPU with Sandy Bridge  iOS 7 and above  Android 4.0 and above Interface: Built-in 802.11 b/g/n 2T2R Frequency Band: 2.4GHz (2.312~2.472GHz, 2.484GHz) Data transfer speeds:  150Mbps (max) @ 20MHz 300Mbps (max) @ 40MHz 1Year Part&Service Warranty $80