Sennheiser - HD 400S Wired Over-the-Ear Headphones - Black
Price range: $69.99–163.98
Brand: Sennheiser
Category: Audio
A pair of Sennheiser wired headphones featuring 18 Hz–20 kHz frequency response and 18Ω impedance.
PQS: 100 (computed 2026-04-28 07:03)
GTIN-14: 00615104327870
Key specs
A human-friendly subset of populated specs
Frequency response
18 hertz - 20 kilohertz
Impedance (ohms)
18
Wireless (BT/WiFi)
Wired
Offers
| Retailer | SKU | Price | Stock | Offer | Last seen |
|---|---|---|---|---|---|
| B&H | SEHD400S | 89.95 USD | In stock | View offer → | 2026-04-28 02:42 |
| Best Buy | 6332153 | 69.99 USD | In stock | View offer → | 2026-04-28 01:55 |
| Newegg | 9SIAD6HKH98041 | 163.98 USD | In stock | View offer → | 2026-04-28 02:18 |
Recent price history (50)
Show price log (50 entries)
| Retailer | Price | Stock | Seen at |
|---|---|---|---|
| bh | 89.95 USD | In stock | 2026-04-28 02:42 |
| newegg | 163.98 USD | In stock | 2026-04-28 02:18 |
| bestbuy | 69.99 USD | In stock | 2026-04-28 01:55 |
| bh | 69.95 USD | In stock | 2026-04-27 02:43 |
| newegg | 164.09 USD | In stock | 2026-04-27 02:17 |
| bh | 69.95 USD | In stock | 2026-04-26 02:38 |
| newegg | 164.09 USD | In stock | 2026-04-26 02:17 |
| bestbuy | 69.99 USD | In stock | 2026-04-26 01:56 |
| bh | 69.95 USD | In stock | 2026-04-25 02:35 |
| newegg | 164.26 USD | In stock | 2026-04-25 02:18 |
| bestbuy | 69.99 USD | In stock | 2026-04-25 01:53 |
| bh | 69.95 USD | In stock | 2026-04-24 02:39 |
| newegg | 164.32 USD | In stock | 2026-04-24 02:24 |
| bestbuy | 69.99 USD | In stock | 2026-04-24 01:46 |
| bh | 69.95 USD | In stock | 2026-04-23 02:33 |
| newegg | 164.55 USD | In stock | 2026-04-23 02:14 |
| bestbuy | 69.99 USD | In stock | 2026-04-23 01:48 |
| bh | 69.95 USD | In stock | 2026-04-22 02:41 |
| newegg | 217.27 USD | In stock | 2026-04-22 02:15 |
| bestbuy | 69.99 USD | In stock | 2026-04-22 01:49 |
| bh | 69.95 USD | In stock | 2026-04-21 02:41 |
| newegg | 215.29 USD | In stock | 2026-04-21 02:12 |
| bestbuy | 69.99 USD | In stock | 2026-04-21 01:52 |
| bh | 69.95 USD | In stock | 2026-04-20 02:31 |
| newegg | 216.32 USD | In stock | 2026-04-20 02:20 |
| bestbuy | 69.99 USD | In stock | 2026-04-20 01:55 |
| bh | 69.95 USD | In stock | 2026-04-19 02:34 |
| newegg | 216.32 USD | In stock | 2026-04-19 02:25 |
| bestbuy | 69.99 USD | In stock | 2026-04-19 01:50 |
| bh | 69.95 USD | In stock | 2026-04-18 02:44 |
| newegg | 216.32 USD | In stock | 2026-04-18 02:23 |
| bestbuy | 69.99 USD | In stock | 2026-04-18 01:52 |
| bh | 69.95 USD | In stock | 2026-04-17 02:37 |
| newegg | 215.83 USD | In stock | 2026-04-17 02:25 |
| bestbuy | 69.99 USD | In stock | 2026-04-17 01:56 |
| newegg | 215.66 USD | In stock | 2026-04-16 13:29 |
| bh | 69.95 USD | In stock | 2026-04-16 02:38 |
| newegg | 215.66 USD | In stock | 2026-04-16 02:16 |
| bestbuy | 89.99 USD | In stock | 2026-04-16 01:52 |
| bh | 69.95 USD | In stock | 2026-04-15 02:36 |
| newegg | 214.77 USD | In stock | 2026-04-15 02:22 |
| bestbuy | 89.99 USD | In stock | 2026-04-15 01:53 |
| bh | 69.95 USD | In stock | 2026-04-14 02:35 |
| newegg | 214.77 USD | In stock | 2026-04-14 02:16 |
| bestbuy | 69.99 USD | In stock | 2026-04-14 01:45 |
| bh | 69.95 USD | In stock | 2026-04-13 02:32 |
| newegg | 214.51 USD | In stock | 2026-04-13 02:26 |
| bestbuy | 69.99 USD | In stock | 2026-04-13 01:46 |
| bh | 69.95 USD | In stock | 2026-04-12 02:30 |
| newegg | 214.51 USD | In stock | 2026-04-12 02:25 |
Full specs
Show full spec table
| Frequency response | 18 hertz - 20 kilohertz |
|---|---|
| Impedance (ohms) | 18 |
| Wireless (BT/WiFi) | Wired |
| Reconciled at | 2026-04-07 02:29 |
Canonical JSON (expand)
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},
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"extra": {},
"model": "HD 400S",
"ports": {},
"power": {},
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"thermals": {},
"warranty": {
"labor": "2 Years",
"parts": "2 Years"
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"wearable": {},
"appliance": {},
"networking": {},
"peripheral": {},
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Related products
Simple similarity over extracted specs (publish_set only)
Debug data (expand)
| Raw title | Sennheiser HD 400S Over-Ear Headphones |
|---|---|
| Raw brand | Sennheiser |
| Raw category | Best Buy > Headphones > All Headphones |
Canonical highlights (populated fields only)
| core.title | Sennheiser - HD 400S Wired Over-the-Ear Headphones - Black |
|---|---|
| core.seo_title | Sennheiser HD 400S |
| audio.wireless | Wired |
| audio.impedance_ohms | 18 |
| audio.frequency_response | 18 hertz - 20 kilohertz |
| brand | Sennheiser |
| model | HD 400S |
| gtin14 | 00615104327870 |
| images[0] | https://pisces.bbystatic.com/prescaled/500/500/image2/BestBuy_US/images/products/6332/6332153_sd.jpg |
| category | audio |
| physical.width_in | 7.0 |
| physical.height_in | 7.0 |
| physical.weight_kg | 0.22 |
| physical.dimensions_in | 7 x 7 x ? in |
| warranty.labor | 2 Years |
| warranty.parts | 2 Years |
| schema_version | 1 |
BestBuy raw specs (pretty)
Expand BestBuy raw JSON
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"value": "18 hertz",
"values": [
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"value": "20 kilohertz",
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{
"name": "Impedance",
"value": "18 ohms",
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"18 ohms"
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{
"name": "Total Harmonic Distortion",
"value": "0.5 percent",
"values": [
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{
"name": "Sound Mode",
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"feature": "Over-the-ear design\nFor a secure fit."
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"feature": "Folding design\nAlong with an included carrying case enables easy portability."
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"feature": "Headset controls\nInclude answer/end, play/pause and next/previous track."
},
{
"feature": "Built-in microphone\nEnables simple hands-free chatting via a compatible device."
},
{
"feature": "18Hz - 20kHz headset frequency response\nAlong with a 100Hz - 10kHz microphone frequency response ensures faithful sound reproduction."
},
{
"feature": "18 ohms impedance\nTo efficiently conduct power."
},
{
"feature": "Dynamic transducer design\nFor reference-grade audio."
},
{
"feature": "Stereo design\nDelivers crisp tones."
},
{
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Newegg raw specs
raw_specs_text (pretty) — expand
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