- Walker in-line receiver amplifier- Makes low volume - Compatible with electronic and standard telephone- Complete with plug-in power supply- Easy to install- Installs between the handset and telephone- Rotary volume control numbered 1-9- Users with normal hearing should not go above 3- Improves volume up to 20dB- Do not connect directlyto a telecommunication network- Ivory w/ blackrotary controlW10 BRAND : CLARITY SKU : W-10 UPC : 017229012189
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