Sennheiser CX 400-II Stereo Earphones

With superior musical detail resolution across the board and more precise dynamics, the CX 400-II Precision Black ear-canal phone target music aficionados wanting to upgrade the sound quality of their portable audio devices. The wide array of ear adapters (S/M/L sizes) provided in the package allows for a personalized fit as well as an excellent passive attenuation of ambient noise. To add to your listening convenience, a volume control has also been integrated into the cable.



• Manufacturer: Sennheiser Electronic Corporation
• Manufacturer Part Number: CX400B MK II
• Manufacturer Website Address: www.sennheiser.com
• Brand Name: Sennheiser
• Product Model: CX 400-II
• Product Name: CX 400-II Stereo Earphone
• Product Type: Earphone
• Connectivity Technology: Wired
• Cable Length: 3.94 ft
• Sound Mode: Stereo
• Impedance: 16 Ohm
• Minimum Frequency Response: 17 Hz
• Maximum Frequency Response: 22 kHz
• Earpiece Design: Earbud
• Earpiece Type: Binaural
• Host Interface: Mini-phone
• Color: Black
• Form Factor: Open
• Package Contents:
• CX 400-II Stereo Earphone
• Extended Ear Adapter Set (S/M/L)
• Cable Winder
• Cable Clip
• Carrying Pouch

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Standard Return Policy for Electronics:

The items must arrive at our warehouse within 30 days of purchase. You must return items in their original condition to qualify for a full refund. We will issue a partial refund of up to 70 percent if returned items have been opened, used, or returned late.
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* For your safety, some orders go through our loss prevention department. If we select your order for this process, we will immediately notify you that there may be up to a 3-day delay on your order.
** Most Oversize orders are delivered within 1-4 weeks. Some orders may take 6 weeks to be delivered.

Standard Shipping:

Our standard shipping method is ground shipping. You should receive your products within 5-10 business days from the day you order them.
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Expedited Shipping:

We offer Next Day, 2 Day, and 3 Day shipping for most items. Expedited shipping is not available for items being shipped to PO Boxes or APO/FPO destinations. For more information on this please view our Expedited Shipping page.
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