The MX 400 is a stereo in-ear headphone for listening while 'on the move'. Very lightweight and comfortable.PRODUCT FEATURES:Wide dynamic range;Excellent bass response;Dual-sided highly conductive OFC copper cable;Can be connected directly to personal stereos, CD players, DAT recorders and hi-fi systems.
# Renowned Sennheiser quality
# Full-bodied stereo sound with powerful bass response
# Ultralightweight design for comfortable musical enjoyment
# 18 to 20,000 Hz frequency response
# Convenient wind-up pocket carrying case