Check the listing for details. On-Stage DB1050 Passive Multimedia DI Box. Condition: New. Listed at 107.99 USD. DB1050 Passive Multimedia DI Box converts any line-level stereo source to a low-impedance XLR mono signal ready to send via a long cable run to a mixer or PA system. Features include low-distortion passive circuitry that doesn't require power, a -15 dB pad switch to prevent clipping, a ground-lift switch to defeat ground-loop hum, throughput connectors to pass unaltered signal to a stage amp, a Hi-Z/XLR input selector, and a variety of input connectors to enable convenient use with various sources. Its heavy-duty metal enclosure protects the internal components and ensures reliable performance. Features: Converts a line-level stereo input to a balanced, low-impedance mono (XLR) output Output signal can be sent via a long cable to a mixer or PA system without frequency loss Passive circuit does not require a power supply or batteries High-quality transformer for low distortion and an isolated signal path