Optimized for travel and uncompromising audio, the Etymotic ER4-S Micro Pro Earphones are a great choice for audiophile-grade listening on the go. Made from thick, sturdy plastic, these earphones hold powerful balanced armature drivers that deliver crisp, extended highs, energetic mids, and booming bass. The neutral tone of the ER4-S gives you accurate audio with tons of detail and instrument separation. Featuring a deep, comfortable fit and a maximum attenuation of 42dB, the ER4-S Micro Pro Earphones offer impressive isolation—great for noisier environments. Each pair includes a selection of silicone and foam ear tips.
- Etymotic
- Balanced armature drivers
- Frequency response: 20 Hz - 16 kHz
- Noise isolation: 35-42 dB
- Impedance: 4B (100 Ohms), 4S (100 Ohms), 4PT (27 Ohms) at 1 kHz
- Sensitivity: SPL at 0.1vn 4B (90 dB), 4S (90 dB), 4PT (102 dB) at 1 kHz
- Maximum output (SPL): 122 dB
- 5 ft (1.5 m) cable
- User replaceable ACCU-filters
- 2-year warranty
- Hard case
- Travel pouch
- 1/4 in (6.3 mm) adapter
- 3 pair silicone tips
- 5 pair foam tips
- 2 pair replacement filters
- Filter removal tool
- Shirt clip
All orders will be shipped by Drop.
Estimated ship date is June 8, 2020 PT.
After this product run ends, payment will be collected and orders will be submitted to the vendor up front, making all orders final. Check the discussion for updates on your order.
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