The DMP 128 Plus Series is the next generation of Digital Matrix Processors featuring Extron ProDSP™ 64-bit floating point technology. The DMP 128 Plus Series is equipped with 12 analog mic/line inputs, eight analog outputs, up to four channels of digital audio input and output via USB, up to eight audio file players, an ACP bus for audio control panels, and new configurable macros. The V models also include up to eight independent channels of VoIP, supporting Session Initiation Protocol - SIP 2.0. The AT models provide Dante® audio networking technology with connectivity for up to 48 digital audio inputs and 24 digital audio outputs. DMP 128 Plus Series processors can be used anywhere from a credenza-based system to a large multi-rack system, and even in a large, complex, decentralized multi-building system.