Sony Vaio Pcg-31311m Specs Jun 2026

| Attribute | Detail | |-----------|--------| | | Sony Vaio PCG-31311M | | Series | Vaio (likely part of the NR or similar chassis series) | | Release Era | Approx. 2007–2009 | | Product Type | Notebook / Laptop |

Replacement high-capacity options like the 9-cell 6600mAh battery are available to extend runtime. Sony Vaio Pcg-31311m Specs