RDL RU-LA2D Balanced / unbalanced converter IHF-PRO Interface Bi-Directional

RDL RU-LA2D -- bi-directional balanced/unbalanced audio interface (IHF-PRO). Used, tested and working.
What it does: stereo conversion between consumer (-10dBV unbalanced) and pro (+4dBu balanced) audio -- both directions, simultaneously. Unbalanced-to-balanced: phono inputs, XLR + rear barrier-block outputs, 6-18dB adjustable gain. Balanced-to-unbalanced: XLR/barrier inputs, phono outputs, -3 to -20dB adjustable. 10Hz-30kHz +/-0.25dB, THD+N under 0.005%.
Use: tie consumer gear (IHF) into a pro balanced system -- studios, installs, broadcast -- anywhere -10 and +4 need to talk.
Includes: RU-LA2D module + power supply as shown.
Condition: Used, tested and working.
Returns: 30-day returns, buyer pays return shipping.