Etymotic Research HF2 Earphones specs

General

• Packaged Quantity 1
• Product Type Headset
• Weight 1.3 oz
• Color Ruby
• Recommended Use Cellular phone,
  Portable audio system
• Additional Features Track select buttons,
  Answer/end button

Headphones

• Headphones Type Headset - Binaural
• Headphones Form Factor In-ear
• Headphones Technology Balanced armature
• Connectivity Technology Wired
• Sound Output Mode Stereo
• Frequency Response 20 - 16000 Hz
• Sensitivity 105 dB
• Impedance 16 Ohm

Microphone

• Type On-cable
• Microphone Operation Mode Mono
• Sensitivity -40 dBV/Pascal

Connections

• Connector Type Headset ( Mini-phone 3.5 mm 4-pole )

Miscellaneous

• Cables Included Headset cable - 4 ft

Manufacturer Warranty

• Service & Support 2 years warranty
• Service & Support Details Limited warranty - Parts and labor - 2 years