DL452 is a modular 8 channel digital AES3 (AES/EBU) input and output card for MIDAS PRO Series control centres and modular I/O boxes. DL452 features sample rate conversion for both inputs and outputs and can interface to equipment operating at 48 kHz and 96 kHz. Additionally, DL452 features external clock synchronisation for input channels and word length and clock source options (internal 96 kHz, 48 kHz or external sync) for output channels. DL452 features an automatic output mute facility if the audio signal path is muted via the PRO Series control centre.