Etymotic Research hf3 Noise-Isolating In-Ear Earphones with 3 Button Microphone Control

- Frequency Response: 20 Hz - 15 kHz
- Accuracy Score: 85%
- Transducers: High-performance balanced armature driver
- Noise Isolation: 35-42 dB
- Impedance (@1kHz): 16 Ohms
- Sensitivity (@1 kHz) SPL at 0.1v: 105 dB SPL for 1V rms drive
- Maximum Output (SPL): 120 dB
- Cable: 4 ft.
- User Replaceable filters: Yes
- Warranty: 2 Years
- Custom-Fit Option: Yes
Dimensions and Weight in Packaging
Base Item
Shipping Weight: 0.25 lbs
Shipping Dimensions: 7 x 4 x 2 in
Manufacturer Part Number (MPN): ER23-HF3-BLACK-I
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