Earphone Comparison

Earphones NEW ER•4™ hf5™ mc5™ mk5™ HD•Safety™ ETY•Kids®5
  new er4 hf5 mc5 mk5 hd5 ek5
Description
ACCU-Technology®
  • World leader in reference response accuracy
  • High performance,
    balanced armature
    micro-drivers
  • In-ear monitoring
  • 2 products in series: ER4SR and ER4XR
  • High-performance
    balanced-armature
    drivers
  • Soft-touch finish
  • Black and Cobalt
  • 8-mm neodymium
    moving coil drivers
  • ACCU•Chamber® Technology
  • Polished aluminum finish
  • 6-mm neodymium moving coil drivers
  • ACCU•Chamber® Technology
  • High gloss finish
  • Safe sound output 
  • Superior music reproduction
  • For use in high-noise environments
  • Protects hearing from unsafe sound levels, even at max volume on portable players
  • 6-mm neodymium moving coil drivers
  • Micro-sized to fit
    small ears
  • Reduced sensitivity for safe sound output
  • Black, Pink, Yellow
Frequency Response 20 Hz-16 kHz 20 Hz-15 kHz 20 Hz-15 kHz 20 Hz-15 kHz 20 Hz-15 kHz 20 Hz-15 kHz
Accuracy Score 4SR (92%) 85% 85% 85% 85+% 85+%
Transducers High performance,
balanced armature
micro-drivers
High-performance
balanced armature driver
High-output
8-mm neodymium
moving coil driver
High-output
6-mm neodymium
moving coil driver
Reduced-output
6-mm neodymium
moving coil driver
Reduced-output
6-mm neodymium
moving coil driver
Noise Isolation 35-42 dB 35-42 dB 35-42 dB 35-42 dB 35-42 dB 35-42 dB
Impedance (@1 kHz) 4SR (45 Ohms)
4XR (45 Ohms)
16 Ohms 16 Ohms 32 Ohms 300 Ohms 300 Ohms
Sensitivity (@1 kHz)
SPL at 0.1V
4SR (98 dB)
4XR (98 dB)
105 dB 100 dB 95 dB 76 dB 76 dB
Maximum Output (SPL) 122 dB 120 dB 120 dB 120 dB
Cable 5 ft. Detachable 4 ft. 4 ft. 4 ft. 4 ft. 4 ft.
User Replaceable ACCU•Filters™
Warranty 2 years 2 years 2 years 1 year 1 year 1 year
CUSTOM•FIT Option
Price $349.00
NEW ER•4 Information
$129.00
hf5 Information
$59.00
mc5 Information
$59.00
mk5 Information
$59.00
HD•Safety Information
$39.00
ETY•Kids 5 Information

Consumer Brochure 2014Download the In-ear Earphones and Headsets Brochure