# Rosewill IEEE 802.11b/g, IEEE 802.11n Draft 2.0 PCI Wireless Network Adapter Card Up to 300Mbps

- Category: Wireless Network Adapter
- Brand: Rosewill
- Model: RNX-N300X
- Part number: RNX-N300X
- Price (US): currently unavailable
- Price last checked: 2026-08-05
- Rating: 3.5/5 from 44 Amazon reviews
- Warranty: 3 years
- Product page: https://buildmypc.net/component-details/wireless-network-adapter/rosewill-rnx-n300x/

## Specifications

| Spec | Value |
| --- | --- |
| Brand | Rosewill |
| Model | RNX-N300X |
| Protocol | WiFi 4 - 802.11a/b/g/n |
| Interface | PCI |
| Color | Green |

---

Source: BuildMyPC (https://buildmypc.net/) — free PC parts compatibility checker. Prices update daily. As an Amazon Associate, BuildMyPC earns from qualifying purchases.