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Adorama has Etymotic Research ER3XR Extended Response Earphones on sale for $79. Shipping is free.
About Etymotic Research ER3XR
The ER3-XR Extended Response offers a modest bass boost, building on the sound quality of the ER3-SE, while providing a slight bass boost for those listeners that prefer a stronger low end response.
Best-in-Clas
No compromise, high-performance noise-isolating earphones that deliver best-in-class benefits and superior value, perfectly matched to the latest product innovations from most music players that support a 3.5-mm stereo phone plug.
Studio Grade Accuracy
• 85%+ response accuracy from 20 Hz – 15 kHz
• Achieves highest output sensitivity in its class with 102 dB SPL sensitivity at 1 kHz at 0.1 mV
• Accu Driver high performance, precision matched, balanced armature drivers
Noise Isolation
• 35 dB – 42 dB noise isolation
• Documented highest noise isolation of any earphones or headphones on the market today
Features
- Precision machined metal bodies with anodized finish
- Assortment of noise-isolation eartips ensures proper seal and comfort
- Detachable, 4ft. cable allows for easy replacement
- Reinforced cable for durability
- User-replaceable filters that protect the balanced armature drivers from ear wax
Specifications
Earpiece
- Design
- In-Ear (Intra-Aural)
- Driver Type
- Balanced
- Noise Attenuation
- 35 to 42 dBA
General
- Frequency Response
- 20 Hz to 16 kHz
- Sensitivity
- 102 dB at 1 kHz
- Impedance
- 22 Ohms
- Maximum Sound Pressure Level (SPL)
- 120 dB
Connectivity
- Audio Connector to Source
- 1/8″ (3.5mm)
Cable
- Detachable
- Yes
- Length
