This is the Gator GTSA-MICW7. A part of their Wireless System Cases Range. It is a TSA Series ATA Molded Polyethylene Case for (7) Wireless Microphones with (2) Lift Out Trays for Recievers, Beltpacks and Accessories. . Holds 7 Wireless Microphones with Battery Attached (up to 10 1/2"") with Heavy-Duty Polyethylene Construction . Features include - Protective Tricot-lined interior, 2 Lift-Out Trays with 4 Adjustable Dividers, TSA locking latches with impact diversion dishes and Red Release Trigger, and Ergo-grip Injection Molded Handle.