Looking for Headset + Earphones?
Check out the Headset + Earphones Comparison.
ACCU•Technology™ allows the caller to hear clearly and be heard by the other person, especially in noisy environments.
  • Highest noise isolation of any headset
  • Patented noise-canceling, bi-directional microphone significantly reduces surrounding noise
  • Flexible boom for optimal placement at the mouth
  • High-definition, balanced-armature driver for unsurpassed sound clarity
Available in two models:

Original: 2.5 mm/3-conductor plug

  • Compatible with older mobile phones and many cordless phones

NEW: 3.5 mm/4-conductor plug

  • Compatible with the majority of smartphones, including iPhones except iPhone 4.
  • 8-mm neodymium moving coil driver with ACCU•Chamber® earphone technology for superior clarity
  • Talk Time 7 hours - Standby time 100 hours
  • Easy pairing - Connects up to 8 devices
  • Profiles 2.1 and 1.1 or later
  • Micro USB charger
Best-in-class Sound Accuracy
Best-in-class Noise Isolation
Best-in-class Fit and Style
Best-in-class Durability and Warranty
Frequency Response
22 Hz-12 kHz
20 Hz-15 kHz
High-performance balanced armature
High-output 8mm neodymium moving coil
Noise Isolation
35-42 dB
35-42 dB
Impedance (@1 kHz)
16 Ohms
4 ft.
User Replaceable ACCU•Filters™
1 year
2 years
Talk Time
up to 7 hours
Standby Time
up to 100 hours
Profiles 2.1 and 1.1 or later
30 ft (10 meters)
Multi-Point Capability
Device Connectivity
connects up to 8 devices
"et-im-oh-tik" true to the ear
Copyright © 2000 - , Etymotic Research, Inc.   Etymotic is a registered trademark of Etymotic Research, Inc.
Please review our Privacy Policy, Terms of Use and Purchase.
Etymotic Research, Inc. holds ISO 9001:2008 and ISO 13485:2003 certification.
Web Design by Emagine Multimedia, Inc.