Yealink PA20 wireless presentation system Dongle4K, Wi Fi, 2. 4GHz 5GHz, 220 mm 38 mm 16 mm 4K HD Presentation, Low Latency Thanks to the high performance 2x2 MIMO, Wi Fi 6 module, PA20 delivers immediate response and a smooth and trouble free presenting experience with low latency. PA20 supports a 2. 4GHz 5GHz dual band wireless network, perfect anti interference capability, and up to 4K 30fps ultra HD presentation. No Extra Driver, Plug and play PA20 is suitable for devices that support free
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