High-Fidelity + Hands-Free 
hf2™ Headset + Earphones
The award winning, no-compromise headset for iPhone, Blackberry and other smartphones 
Experience the best sound quality available 
for iPhone or any compatible smartphone 

Make clear phone calls with the integrated high-sensitivity microphone 
Keep it in your pocket - Exerciser? Commuter? The conveniently located microphone button also doubles as remote for pausing and navigating forward through music tracks in your playlist 
Get back to your music - your music resumes at the same spot when your call ends 

Rediscover Your Music
The uncompromising performance standards and noise exclusion of Etymotic earphones provide a level of clarity that lets you hear parts of your music you never heard before. 

Block Out the Noise
Make and receive phone calls with confidence. The eartips seal the ears, allowing you to hear and be heard even in noisy surroundings.

Highlights 
Highest fidelity available for iPhone or iPod 
Better noise isolation than bulky, noise cancelling headphones (and more portable too) 
Unsurpassed noise isolation 

Music controls at your fingertips
Use the in-line end/send button and keep the phone in your pocket: 
1 click = music pauses (another click resumes music) 
2 clicks = skip to next track 
3 clicks = go back to previous track 

iPod Voice Memo Recording with the hf2 
Pause/resume recording from in-line microphone 
Voice memos can be saved to iTunes library by connecting to a computer

Совместимость:

iPhone (2.5 and 3G versions), Blackberry Curve and other music smartphones with a 3.5mm/4-contact phone + stereo plug

Frequency response: 20 Hz -15 kHz 
Noise isolation: 35- 42 dB (depending on eartip used)
Acoustic polarity: + electrical = + acoustic
Transducer type: Balanced armature
Sensitivity (1 kHz): 105 dB SPL for a 0.1 VRMS input
Impedance: 16 Ohms (nominal)
Maximum output: 120 dB SPL
Maximum continuous input: 0.55 VRMS
Microphone sensitivity: -40 dB V/Pa
Cable: 4 ft
Weight: 1.3 oz

hf2 headset + earphones with 4 ft. cable 
Assorted eartips 
Filter tool with 2 replacement filters 
Storage pouch