Quick Reference - Listen Technologies LR-300 User Manual

Listen technologies programmable display receiver user's manual lr-500, lr-400, lr-300
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Quick Reference

LR-300 Front
46
3.5mm Input Jack
A Listen earpiece or headset
connects here.
LED - when lit, indicates
unit has power.
ON/OFF & VOLUME CONTROL dial

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This manual is also suitable for:

Lr-400Lr-500

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