ETYMOTIC RESEARCH ER-4P MicroPro Earphones
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Features
• 10dB greater sensitivity at higher frequencies, and 13 dB greater sensitivity at lower frequencies then the ER-4S
• Requires NO batteries, and can be plugged into any audio source
• System Includes - ER-4P MicroPro earphones, 5 foot cord with 3.5 mm stereo phone plug and 1/4 stereo phone adapter plug, Six 3-flange eartips, 10 foam eartips, Filter changing tool, 4 replacement filters, Shirt clip, Zippered pouch, Storage box
• Frequency response - 20 Hz to 16,000Hz
• Designed to match the acoustic response of the open ear |
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ETYMOTIC RESEARCH ER-4P MicroPro Earphones ultimate electronics.