Koss | Headphones | Pro4S | Wired | On-Ear | Black
| All | |
| Embeeded battery | No |
| Gross depth (mm) | 235 mm |
| Gross depth master carton | 267 mm |
| Gross height (mm) | 245 mm |
| Gross height master carton | 255 mm |
| Gross weight | 0.74 kg |
| Gross width (mm) | 60 mm |
| Gross width master carton | 205 mm |
| Kandmisviis | On-Ear |
| Kõrvaklappide tundlikkus | 99 dB |
| Microphone | No |
| Mürasummutus | No |
| Muud funktsioonid | Full-size, over-ear Studio headphones D-profile with memory foam cushions Koss SLX40 Elements tuned for studio reference Detachable cord with dual choice entry Fold flat for portability Carrying case |
| Näivtakistus | 35 |
| Net weight | 0.58 kg |
| Net weight master carton | 2.22 kg |
| Packing quantity | 3 pc(s) |
| Palette Qty | 369 pc(s) |
| Paper/Pasteboard | 160.00 g |
| Pistmiku tüüp | 3.5 mm |
| Producer | Koss |
| Producer product family | Headphones |
| Producer product name | Pro4S |
| Sagedusvahemik | 10-25.000 Hz |
| Tare weight (kg) | 0.16 kg |
| Tare weight master carton | 0.237 kg |
| Toote värv | Black |
| Traadita ühendus | No |
| Ühenduse tüüp | Wired |
| USB-laadimise pesa | No |
| Volume (m3) | 0.0034545 m |
| Warranty | 24 month(s) |
| WEEE tax | No |
| Wireless | No |