It supports 4K video production with a resolution of 1080p and 60 frames per second. Sling studio has an HDMI input-output in the hub, a USB Port and audio input. It can be wirelessly connected to 300 feet and with this switcher you can take all programs and inputs for post-production work. SlingStudio is a live video switcher that can connect with almost 10 wireless devices (smartphones, cameras, and drones). Blackmagic Design ATEM Television Studio Pro HDĪ List of Top Best Production Switchers for Live Streaming (2021) SlingStudio Hub HD.A List of Top Best Production Switchers for Live Streaming (2021).