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Sennheiser HD 660S2 Wired Over-Ear Headphones

Name: Sennheiser HD 660S2 Wired Over-Ear Headphones
Brand: Sennheiser
SKU: GT-0723246
Price: 499.0 USD
Availability: InStock

Model: 700240

1/1

Dynamic Audiophile Headphones
Open-Back Design for Long Sessions
Extended Sub-Bass Response Down to 8 Hz
Tolerances for ±1 dB Accuracy
Detachable Cables
Ultralight Aluminum Voice Coils
Stainless Steel Mesh Damper
Channel Matched Drivers
Includes Carry Pouch and 3.5mm Adapter

Sennheiser HD 660S2 Wired Over-Ear Headphones
1/4" Headphone Cable
4.4mm Headphone Cable
1/4" to 3.5mm Adapter
Limited 2-Year Manufacturer Warranty

Authorized RetailersManufacturer warranty included

New Products OnlyWe never sell used merchandise

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View Article“Consumer Reporter Lynda Baquero shows a website where you can bid on the items you want, from the manufacturer of choice, and known within a day or two if your offer is accepted.”

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5/5

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5/5

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Specifications

Wired Connectivity

Audio Connector to Source	1 x 1/4" TRS Male 1 x 4.4 mm TRRRS Male
Cable Color	Black
Cable Length	5.9' / 1.8 m (Straight Cable)
Audio Connector to Earpiece	2 x 2-Pin Male
Cable Design	Y-Type, Straight, Detachable
Adapter (Included)	1/8" / 3.5 mm TRS

Physical

Weight	9.2 oz / 260 g
Material of Construction	Aluminum, Plastic, Steel, Velour
LED Indicator	No
Environmental Protection	None
Color	Black

Performance

Sensitivity	104 dB SPL/V
Resonant Frequency	70 Hz
Matching Tolerance	1 dB
Maximum Sound Pressure Level (SPL)	104 dB
Total Harmonic Distortion (THD)	0.04%
Frequency Response	8 Hz to 41.5 kHz

Packaging Info

Box Dimensions (LxWxH)	10.7 x 7.5 x 4.1"
Package Weight	1.405 lb

Headphone

Active Noise Cancellation	No
Voice Coil	Copper-Clad Aluminum Wire
Diaphragm	Aluminum
Driver Size	1.5" / 38 mm
Driver Type	Dynamic
Foldable	No
Earpiece Connection / Wearing Style	Headband, Wired
Earpiece Swivel	No
Earpiece Design	Over-Ear (Circumaural), Open-Back
Full Remote OS Support	None

Product Highlights

Dynamic Audiophile Headphones
Open-Back Design for Long Sessions
Extended Sub-Bass Response Down to 8 Hz
Tolerances for ±1 dB Accuracy
Detachable Cables
Ultralight Aluminum Voice Coils
Stainless Steel Mesh Damper
Channel Matched Drivers
Includes Carry Pouch and 3.5mm Adapter

In The Box