PlayStation 4 - Wikipedia
PS4 Release Date: November 15 Announced As the Big Day
When did the PS4 come out? - Dot Esports
Evolution of PS4 (2013-2018) - YouTube
When Did The PS4 Come Out? - PlayStation Universe
PS4 | Incredible games, non-stop entertainment | PlayStation
When did the PS4 come out? Release date and models, explained - Gamepur
History Of PlayStation: PS1, PS2, PS3, PS4, PS5 - Launch Prices, Specs, Games - PlayStation Universe
PlayStation 4 Launch Titles - PlayStation 4 Wiki Guide - IGN
PS5 Release Date: When Did the PS5 Come Out? | Push Square
Sony announces PlayStation 4 Pro with 4K HDR gaming for $399 - The Verge
PS4 Pro vs PS4: what's the difference? | TechRadar
Original (2013) PS4 | TechRadar
When Did the PS4 Come Out? Release Date and Timeline | Attack of the Fanboy
First 12 hours of PS5 preorders match first 12 weeks of PS4's | GamesIndustry.biz
Sony announces PlayStation 4 release date | Eurogamer.net
Cipher Prime is releasing 'Splice' on PlayStation 4 - Technical.ly
A Comparison of Playstation 4 Models
Sony will show off the first PlayStation 5 games on June 4th | TechCrunch
20th anniversary PS4 nabs $20K on eBay - CNET
PlayStation 3 - Wikipedia
PS4 Pro: Specs, Release Date, and Price Confirmed - GameSpot
PS4 Release Date Confirmed for November 15th
Amazon.com: Sony PlayStation 4 Pro 1TB Console - Black (PS4 Pro) : Video Games
PlayStation 4 - Wikipedia
The PlayStation 4 revisited: small improvements for a solid system | Engadget
The Evolution of PlayStation Consoles - GameSpot
PS4 Pro Launch: Features, Specs, Everything We Know
PS5 release date, price, specs, pre-order & Sony PlayStation 5 news | Radio Times
