- Graphic scale adjustment in double-tenth segment provides precise level control for accurate calibration of input and output signals, helping you maintain consistent system gain. - Luxury aluminum alloy ceiling design offers a durable, lightweight enclosure with a stylish, unobtrusive appearance suitable for ceiling installations in studios and venues. - Fully electronic switching control circuit delivers fast, reliable, and quiet switching performance with no mechanical wear, enhancing signal integrity and long-term reliability. - Four input signals and two outputs, with EQ/BID switching function, provide flexible routing options to accommodate multiple sources and destinations while enabling on-device signal shaping or bidirectional routing as needed. - Wide display with no-signal pattern scan spectrum display and button controls for high and low level adjustments enable easy monitoring and quick level tuning in various operating conditions. Use scenarios - Recording studio or control room: Connect up to four sources (mics, instruments, playback) and route to two monitors or processing units. Use EQ/BID switching to tailor signal paths and keep levels balanced during mixing and mastering. - Live performance or broadcast setup: Quickly switch between inputs and send to two outputs (for FOH and monitor systems). Use the high/low level buttons to adjust levels on the fly without interrupting the production flow. - Home theater or DJ booth: Manage multiple sources and direct them to two output destinations (speakers or amplifiers). The display aids level monitoring, while the precise scale adjustment helps maintain clean and consistent audio levels.