The A2387A is a high-power, dual-source, autoformer based speaker selector. Dual source operation makes two different amplifiers/receivers drive selected speakers simultaneously. Each speaker pair has its own input selector, volume control and on/off switch. If using 4Ω or 8Ω speakers, the A2387A can automatically match any impedance.
Speaker connections: 4Ω or 8Ω
Frequency Response: 30Hz ~ 20 kHz ± 2dB
Max Audio Attenuation: - 33 dB
Power Handling: 300W RMS Max (total)
Dimensions: 432L x 152W x 56H mm