Featured categories
All items
Miyoo Mini V4 Handheld Console with Onion OS | Fully Loaded | Power On & Play!
PHP 6,136.23 to PHP 6,694.12
TrimUI Smart Pro | Fully Loaded | 256GB CrossMix OS | Power On & Play!
PHP 8,088.85
Fully Loaded TF*Card(s) Only!*256GB | For TrimUI, RGXX, Miyoo Devices| Plug&Play
PHP 3,904.67 to PHP 4,462.56
TrimUI Brick Console | Fully Loaded 256GB CrossMix OS | Power On & Play
PHP 8,088.85
RGCUBEXX| Fully Loaded | Knulli Gladiator or muOS Pixie | Power On & Play!
PHP 4,741.51 to PHP 9,204.63
RG34XX | Fully Loaded | Knulli Gladiator or muOS Pixie | Power On & Play!
PHP 4,462.56 to PHP 8,925.68
RG40XXV Console | Fully Loaded | 256GB Knulli Firefly or muOS | Power On & Play!
PHP 4,741.51 to PHP 9,204.63
RG35XXSP | Fully Loaded | 256GB Knulli Gladiator or muOS Pixie | Power On & Play
PHP 4,462.56 to PHP 8,646.74
Miyoo A30 | Fully Loaded - Spruce OS | Power On & Play!
PHP 5,578.34
RG35XXH | Fully Loaded 256GB Knulli Gladiator or muOS Pixie | Power On & Play!
PHP 4,183.62 to PHP 8,367.79
Batlexp G350 *FULLY LOADED* | 128 GB PAN4ELEC CFW | Power On & Play!
PHP 5,578.34
RG40XXH | Fully Loaded | Knulli Gladiator or muOS Pixie | Power On & Play!
PHP 4,462.56 to PHP 8,925.68
RG28XX | FULLY LOADED |muOS Pixie or Knulli Gladiator | Power On & Play!
PHP 3,904.67 to PHP 6,694.12
Miyoo Mini Plus Handheld Console with Onion OS
PHP 6,973.07 to PHP 7,809.90
RG35XX- Plus | Knulli Gladiator or muOS Pixie | Fully Loaded | Power On & Play!
PHP 4,183.62 to PHP 7,530.96
About us
Welcome to Granite City Retro Handhelds—a dedicated, one-person operation specializing in premium retro gaming consoles powered by carefully selected open-source firmware.
Every device is tested and tuned for the best experience. While I’m always happy to assist, as a small independent shop, I do my best to support every buyer—but many software and firmware issues are best solved with the help of the open-source community behind these platforms from resouces like forums and GitHub pages from muOS, Knulli, Crossmix, and Onion. These groups have detailed guides, troubleshooting help, and super knowledgeable users ready to help.
If you have a clear hardware problem or the community resources haven’t resolved your issue, feel free to reach out through eBay messages. I’ll reply within 1–2 business days.
All orders are backed by a 30-day satisfaction guarantee.
Every device is tested and tuned for the best experience. While I’m always happy to assist, as a small independent shop, I do my best to support every buyer—but many software and firmware issues are best solved with the help of the open-source community behind these platforms from resouces like forums and GitHub pages from muOS, Knulli, Crossmix, and Onion. These groups have detailed guides, troubleshooting help, and super knowledgeable users ready to help.
If you have a clear hardware problem or the community resources haven’t resolved your issue, feel free to reach out through eBay messages. I’ll reply within 1–2 business days.
All orders are backed by a 30-day satisfaction guarantee.
Seller feedback (160)
- u***u (4)- Feedback left by buyer.Past monthVerified purchaseAwesome device and great packaging. I was really excited to see the case thrown in as well. Thank you!
- 0***e (1)- Feedback left by buyer.Past monthVerified purchaseNow I understand. If the seller says your will be satisifed with the product, he means it! Fully recommended! Seller was very informative and accomodating! You will really see that the seller loves retro games! Thank you! Very satisfied purchase!
- e***h (256)- Feedback left by buyer.Past monthVerified purchaseGreat product, great communication, great for the price perfect condition great seller, will for sure buy again.
- 8***7 (111)- Feedback left by buyer.Past monthVerified purchaseThe seller did an incredible job setting this device up! Worth every penny! The device looks amazing too!
- 1***i (108)- Feedback left by buyer.Past monthVerified purchaseArrived as advertised
- e***l (407)- Feedback left by buyer.Past monthVerified purchaseFast Shipping, worked great.