Flashbang Grenade (4e Future Equipment)
From D&D Wiki
Level 2 Average Consumable Equipment
Cost: 125 credits
Weight: 1 lb
Benefit: This grenades emits sudden and light and sound that overloads the victim's senses leaving them temporarily deaf and blind.
Power: Consumable ♦ Compressive
Area burst 1 within 10
Target: Each creature in burst
Attack: +5 vs. Fortitude
Hit: 2 compressive damage and the target is deafened and blinded until the end of your next turn.