A Portable headphone is a headphone that is used on-the-go. Portable headphones tend to be smaller, more lightweight, and may have features that lend themselves to listening on-the-go, like carrying cases or collapsible headbands.

Features:

• Flexible headband design: wear on top of or behind the head
• Great for active sports or when wearing a cap or hat
• Dynamic element design for deep bass performance
• Foam ear cushions for an open, hear-through sound
• Collapsible for easy travel and storage
• Includes convenient carrying case
• Includes 1/8" and 1/4" stereo plugs for home and portable use

Specifications:

• Frequency Response: 15 Hz - 25 kHz
• Distortion: less than 0.2%
• Impedance: 60 ohms
• Sensitivity: 103 dB SPL / 1mW
• Cord: Straight, Dual entry, 4 feet
• Plug: 3.5 mm / 6.4 mm
• Weight: 2.2 oz.