Although this makes it slightly less portable, it is apparently more comfortable to hold for those with big hands. The new backshell fits exactly on the original console, making it about 10 mm thicker. A Bluetooth module enables the use of wireless headphones, and a 3.5 mm jack enables classic earbuds as well, a feature lost when the SP replaced the original GBA. A Qi standard wireless power module as well as a USB-C connector allows charging the battery without carrying the original mains adapter.
The original 600 mAh battery has been replaced with a 1600 mAh pack for several hours of additional screen time. and worked together to update Nintendo’s Game Boy Advance SP with a whole bunch of new features, tightly packed inside a 3D-printed replacement backshell. While there’s nothing quite like running retro games on their original hardware, using older consoles in today’s day and age can be a hassle due to incompatibilities with modern chargers and headphones.