The Lian Li PC-Q38 is a well-ventilated pc case that supports fanless CPU coolers. The case measures 14.7×7.1×11.7 inches (LxWxH). It is compatible with Mini ITX motherboards. There are 2 standard size PCIe slots for a single or dual slot expansion card. The front of the case has a power on/off button and the top has two USB 3.0 ports and an audio in and audio out jack. It is compatible with external power supplies.