The ACS5 is an amplified speaker system. A control circuit automatically boosts bass at low volume to maintain musical sound realism. The speakers are magnetically shielded to prevent color distortion on video displays. The speakers can also be used as an amplified speaker system for CD and cassette players.

Frequency response 80 Hz to 20 kHz

Sensitivity 100 MV (1000 Hz/1 m) for 88 dB SPL