Blackboard Playback Speed 简介
– Works on all global BBCollab sites
– Added new speed options
If you prefer watching lectures at faster or slower speeds but your university uses Blackboard Collaborate, this is the extension for you! It allows you to change the speed to 0.25x, 0.5x, 0.75x, 1x, 1.25x, 1.5x, 1.75x, and 2x.