This RME Multiface Hammerfall audio interface compatible with WIndows, Mac, or Linux OS (installation driver disc included). With 24bit 96kHz capabilities and an HDSP, this interface allows for recording through multiple 1/4" i/o, SPDIF i/o (cable included), and ADAT sync. The package includes a 16ft firewire cable that connects to a PCI adapter which is also included.The device receives power through the firewire/PCI connection, but also contains a separate port for power supply if you want to use it as standalone. The devices is designed for professional use in recording studios, live performances, and home audio setups. The brand RME is trusted by musicians and producers around the world, and the Hammerfall DSP Multiface model is no exception.

The item is used, but I have never had any issues with functionality and it is rock solid. The only issue I ever had with it is that I broke the plastic clip (right front), which I epoxied back on. It serves no functional purpose other than decorative. All pieces pictured are included.