Model No : Logitech 300vi Noise Isolating Headset
The remote and mic are supported by iPhone 3GS, iPod nano (4th and 5th gen.), iPod touch (2nd gen.), iPod classic (120GB/160GB).
Remote is supported by iPod shuffle (3rd gen.).
Requires latest iPod software. Audio is supported by all iPod and iPhone models.
Volume control functionality not available with BlackBerry devices.
Audio is supported by all music-enabled smartphones with a 3.5 mm jack.
Also compatible with BlackBerry with 3.5 mm jack.
Cable length: 115 cm
Product weight: 15 g
Sensitivity: 105 dB/mW (1 kHz)
Frequency response: 20 Hz?20 kHz
Impedance: 16 ohms
Noise isolation: 22 dB
Sensitivity (mic): -58 dBV/Pa
Frequency response (mic): 200 Hz?10 kHz
Headset with on-cord controls
Protective hard case
Five pairs of soft ear cushions (XXS, XS, S, M, L)
Warranty : One Year Manufacturer Warranty.