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The Staples® DSL filter provides clear and smooth phone quality by removing interference
The Staples® DSL Filter is essential for use between analog devices to stop phone interference. The filter acts as a cleanser between the two devices, where it sweeps through all the background interference and creates a crisp, clean phone experience. This filter blocks echoes and other unwanted noise during your phone call. The filter is equipped with a long 14-foot cable, which is very convenient for set up and use. Utilize this filter in any situation where phone call quality needs to be assured.
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