6. The EA Series offer advanced circuitry design, low profile chassis removable channel modules and true dual monaural configuration.
EA系列提供先进的电路设计，采用低身的外壳，可装插的通道模组以及真正的双路单声道配置。
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7. But how would people hear it in theaters? Stereophonic sound had been around since the 50s, but most movie houses were mainly monaural, far below home audio quality.
8. But how would people hear it in theaters? Stereophonic sound had been around since the 50s, but most movie houses were mainly monaural, far below home audio quality.
