History of Echo of Persistence

Echo of Persistence is a Void fragment. It lengthens the duration of the Void buffs applied to you: Invisibility lasts 2 seconds longer, while Overshield and Devour last 50 percent longer.

Stat penalty

The fragment carries a class-dependent stat penalty: -10 Mobility for Hunters, -10 Resilience for Titans and -10 Recovery for Warlocks.