Panasonic RP-HTX7 Stereo Headphones (Black)

Price: $28.99 (as of 2013-07-06 - Details)

Neodymium magnet with single-sided cord..

Panasonic RP-HTX7 Stereo Headphones (Black) Feature

Lightweight for outdoor use

Large-diameter driver units 40mm (1-9/16")

Retro styling

Neodymium magnet with single-sided cord

Panasonic RP-HT21 Lightweight Headphones with XBS Port

Price: $4.56 (as of 2013-05-05 - Details)

Frequency response: 16 Hz - 22 kHz,Impedance: 16 Ohm..

Panasonic RP-HT21 Lightweight Headphones with XBS Port Feature

Wide headband and foam-cushioned earphones for added listening comfort

Large-diameter driver units 30mm (1-3/16"), 3.5 mm connector

Lightweight, open-air design headphones weigh just 1.2 oz. without cable, Cable Length: 4.50 ft

XBS port for increased bass response and neodymium magnets for full-range sound

Frequency response: 16 Hz - 22 kHz,Impedance: 16 Ohm