This item has been assembled, and electrical test passed.
You can connect 6 unbalanced stereo signal input / a unbalanced stereo output, or 6 balanced mono signal input / a balanced mono output.
RY12W-K signal relays(Contact material: Gold Overlay Silver-Palladium).
Led indicator for each relay channel.
High quantity terminal block, easy connection wire.
FR-4 Fiber glass PCB.
Operating voltage: 8.5 ~ 15.5VDC, recommend 12VDC .
Operating current: 15mA (at 12VDC).
Rotary switch wire length 300 mm (11.8 inch).
Size: 98mm(L) x 50mm(W) x 16mm(H), (3.86 x 1.97 x 0.63 inch).