Стерео график еквалайзер Marantz EQ-351, работещ, в много добро състояние. Модел 1989 г.
Frequency response: 10Hz to 25kHz
Signal to Noise Ratio: 110dB
Total harmonic distortion: 0.005%
Control Range: ± 10dB
Frequency Bands: 31.5, 63, 125, 250, 500, 1K, 2K, 4K, 8K, 16KHz