The DA1 is a 12-channel D/A output module with ±10 VDC or ±25 mA range, 16-bit resolution, FIFO buffering, BIT diagnostics, and external sync for precision control and simulation. The mObridge Digital Pre-Amplifier is a revolutionary method of integrating high-end aftermarket audio components with the factory radio. The DA1 replaces the factory amplifier and eliminates the need for high to low voltage converters and or summing devices. Define "much better" and what do you not like about or think you're not getting. ssing digital audio. At the heart of the upscale C49 ($5,000) is McIntosh's DA1 Digital Audio Module, which can be replaced with newer. The DA2 Digital Audio Module is our newest and most advanced module for processing digital audio. It comes standard in the C53 and C2700 Preamplifiers and in the MA12000, MA9500 and MA8950 Integrated Amplifiers, allowing these units to take advantage of some of the latest innovations in digital. mObridge offer a wide range of automotive integration products to help upgrade your current OEM car audio system.