The Rolls DB228 Wall Direct Interface is a passive, transformer-isolated direct box designed to connect unbalanced stereo signals to a balanced system. This device is perfect for integrating consumer audio equipment, such as CD players, DVD players, MP3 players, and phones, into professional audio systems. It also allows for the mixing of a microphone with a line-level signal, making it a versatile solution for various audio setups.
Features:
Passive design requiring no power
Transformer isolation for superior audio quality
Mixes an XLR microphone input with a 1/8″ stereo input
Level control adjusts both inputs simultaneously
3.5mm left and right inputs mix to mono
Outputs via a screw terminal pluggable strip
Compatible with standard electrical wall boxes and Decora wall plates (both sold separately)
Will pass phantom power
Specifications:
XLR Input Impedance: 600 Ohms
3.5mm Input Impedance: 20K Ohms
Frequency Response: 50 Hz – 20 kHz ( 3 dB)
Dimensions: 1.5″ W x 4.125″ H x 1.5″ D
Weight: 0.25 lbs
What’s in the Box:
Rolls DB228 Wall Interface
3-Pin Euroblock (Phoenix) connector (pre-attached to back of interface)
