OLINK RC02F: 2.4GHz RF wireless radio-frequency technology, >10m Control Distance. 20mA Microphone power consumption. Comes with USB Receiver(USB Interface) - Plug-and-Play. Supports Windows, Android & iOS and Linux OS.
Olink A1 HDMI Wireless Display dongle is used to cast your small screen of your smart device to big screen, it can push all your videos, music, photos, documents & games to your TV/projector, suitable for home, business, education