Snagged these for 45€, first closed back ever. Cooler master MH751(Takstar Pro 82) : r/headphones
Cooler Master Roundup: The Headset MH751 and Stand GS750 - Cooler Master Hardware Roundup - MH751, GS750, CM110, MS110 - Page 2
Cooler Master Store - Europe Store. MH751 Audio cable (in line controller)
Amazon.com: Mic Replacement for Cooler Master MH-751 MH751 MH-752 MH752 Gaming Headphone, 3.5mm Detachable Microphone Boom Piece Accessory on PC, Mac, Xbox One, PS5, PS4 - LEFXMOPHY : Video Games
Cooler Master Roundup: The Headset MH751 and Stand GS750 - Cooler Master Hardware Roundup - MH751, GS750, CM110, MS110 - Page 2