Per Chromecast Google Wireless HDMI 2,4 GHz 5 GHz Display Media Streaming Video
MiNi Hearing Aids Small Digital Invisible In Ear Sound Voice Amplifier Enhancer. 1 x Wireless HDMI Display Adapter. Support 1080P high-definition picture quality, clearly present every detail. Wireless Frequency: 2.4 GHz/5 GHz Dual Frequency.