# Pro4AA

**Manufacturer:** Koss  
**MPN:** `Pro4AA`

## Specifications

| Attribute | Value |
| --- | --- |
| Brand name | Koss |
| Manufacturer name | Koss |
| Manufacturer | Koss, Koss Corporation |
| extendedQty | 0 |
| moq | 1 |
| MPN | Pro4AA |
| multiple | 1 |
| qtyInStock | 0 |
| qtySource | updateFromUrlEntry |
| AdultProduct | False |
| Age_range_description | Adult |
| Asin | B00004Z7G9 |
| Autographed | False |
| Batteries_included | False |
| Batteries_required | False |
| Brand | Koss |
| Bullet_point | Connectivity Technology: Wired, Frequency Response - 10-20,000 Hz and Impedance - 16 ohms |
| ClassificationId | 12097479011 |
| Color | Black |
| Connectivity_technology | Wired |
| Contributors | Headphones |
| Currency | USD |
| Customer_package_type | Standard Packaging |
| DisplayName | Artist, Over-Ear Headphones |
| Feature | Noise isolating professional studio headphones The first dynamic headphones to deliver true full frequency, high fidelity performance Standard-setting design incorporates performance-enhancing technol |
| Frequency_response | 20000.0 |
| Headphones_form_factor | Over Ear |
| Headphones_jack | 6.35 mm Jack |
| Height | 10.4, 2400, 27.305, 4.0944881848, 4.1699999957466, 500, 75 |
| Identifier | 00021299001615, 00021299102725, 0021299001615, 0021299102725, 0029521551587, 021299001615, 021299102725, 0212991027359, 029521551587, 0531479658886, 0887518419018, 0887518466432, 212991027359, 5314796 |
| IdentifierType | EAN, GTIN, UPC |
| Impedance | 16.0 |
| Included_components | Headphone, Adapter |
| Includes_rechargable_battery | False |
| Is_autographed | False |
| ItemClassification | BASE_PRODUCT |
| ItemName | Koss Pro4AA Studio Quality Over-Ear Headphones, Retro Style, Full-Size, Beige |
| Item_name | Koss Pro4AA Studio Quality Over-Ear Headphones, Retro Style, Full-Size, Beige |
| Item_package_quantity | 1 |
| Item_package_weight | 0.839 |
| Item_type_keyword | over-the-ear-headphones |
| Item_weight | 1.85 |
| Keyword | QZ99 |
| Length | 10.5918, 10.749999989035, 24.0, 9.448818888 |
| Link | https://m.media-amazon.com/images/I/41UzyyEw8qL._SL75_.jpg, https://m.media-amazon.com/images/I/41UzyyEw8qL.jpg, https://m.media-amazon.com/images/I/71aNz3BlEGL.jpg, https://www.amazon.com/gp/bestsell |
| List_price | 99.99 |
| Memorabilia | False |
| ModelNumber | Pro4AA |
| Model_name | Pro4AA |
| Model_number | Pro4AA |
| Mpns | PRO/4AA, PRO4AA |
| Name | COLOR |
| Noise_control | sound_isolation |
| Number_of_items | 1 |
| PackageQuantity | 1 |
| Package_level | unit |
| ParentAsins | B00WUEUJ5U |
| PartNumber | PRO/4AA |
| Part_number | PRO/4AA |
| ProductType | HEADPHONES |

## Distributor availability

| Distributor | SKU | Price (USD) | Qty | Stock | MOQ |
| --- | --- | --- | --- | --- | --- |
| Office Specialties | PRO4AA |  |  | None | 1 |

---
Structured data: `/python/html6/product/500/194500000/194566500/part_--Pro4AA---Koss--2ffaad2757.json`  
Search API: https://www.dataalchemy.com/api/  
MCP server: https://www.dataalchemy.com/mcp