TU150 functionalities are inspired by the market leaders TU100 and TU200. Notable improvements include a redesign of the iconic handle which is now Retractable and can Vanish seamlessly into the chassis top panel to leave room to a stylish system for all to admire. In addition, the top panel gained depth from the handle leaves enough room for proper cable management, An essential feature in mini- its cases. Weight: 3.6 kg expansion slot: 3 HDD: 2x 2.5?? Or 1x 2.5?? And 1x 3.5?? I/O ports: 2x USB3.0, 1x Type C, audio on the top. M/b Type: Mini-ITX/ mini-dtx system fan: 1x 12cm in the front (optional), 1x 12cm in the Rear(optional) PSU: SFX or SFX-L