Since 1928 Torrence Sound Equipment Co. has been dedicated to providing sound, video, and security system solutions to our customers throughout Northwest Ohio and Southeast Michigan. Torrence Sound specializes in systems for Healthcare, Education, Commercial, Industrial and Worship applications.

Grommes-Precision - ST4


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Quick-Connect Surge Protector, RS-232 and Token Ring, 8-Wire
Quick-Connect Surge Protector, RS-232 and Token Ring, 8-Wire


5 Channel Mixer Pre-Amplifier

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Simple and easy to use, these 5 channel mixer pre-amplifiers are suitable for adding microphones to any sound system. The ST4 & ST4E both come built with XLR-¼” combo connector inputs. The ST4E comes with high-fidelity isolation transformers and +15V phantom power.
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