Sennheiser- The CX300 stereo ear-canal headphones deliver powerful, bass driven stereo sound and are compatible with both your iPod and your iPhone. They also provide superior fit, wearing comfort, and noise attenuation with a choice of three different ear adapters.
Features
Powerful, bass-driven stereo sound
Connector that fits both iPhone and iPod
Perfect fit in the ear canal with different-sized ear adapters
Excellent attenuation of ambient noise
Extremely small and lightweight
Asymmetrical cable
Specifications
Minimum terminal impedance: 16 Ohm
Frequency response: 18Hz to 21 kHz
Maximum sound pressure level (SPL): 112 dB (1kHz, 1Vrms)
Transducer principle: Dynamic, in-ear seal
Audio connector: 3.5 mm jack plug
Weight (without cable): Approx. 0.14 oz./4.0 g
Cable length: Left: 6.69 in./17.0 cm, Right: 20.08 in./51.0 cm