A retro console is a perfect option if you want to avoid long loading times and complicated online services. You get a whole bunch of pre-loaded games, so you can start playing right away.
From Amazon
Mini Arcade Machine, handheld console, Plug and Play TV Games, 2 Player, 300 In-Built Games, 8-Bit Retro Arcade Games, 4.3” Full Colour Screen, 2 x Wireless Joysticks, for Men and Women - Thumbs Up!
365 Games
Thumbs Up! 2 Player Retro Arcade Machine
OnBuy
Orb Gaming- Orb-Mini Arcade Machine with Dual Controller-Including 300x 8-Bit Games, OR-2PLAYARCL, Dark Blue