The Sennheiser CX300 is a set of high-quality in-ear headphones providing significant noise attenuation, extended low frequency reproduction, and a small, lightweight design, intended for use with portable audio devices of all types.
Powerful bass-driven stereo sound
Significant ambient noise attenuation
Convenient asymmetrical cable
Intended for use with all MP3, CD, DVD, MD players and portable game systems with 1/8" (3.5 mm) headphone sockets
Type
Intra-Aural Open-Back Dynamic Stereo Headphones
Frequency Range
18 Hz - 21 kHz
Impedance
16 Ohms
Sensitivity
112db SPL
Maximum Input Power
Not Specified by Manufacturer
Connectors
Right-Angle Stereo Mini Plug
Cable Length
Asymmetrical: Left Side: 6.7" (170mm) Right Side: 20.1" (510mm) Divider to Plug: 33.5" (850mm)