LAAGIE 2 PECES! Earphone adatper cable for GBA SP Gameboy Game boy Advance SP Earphone Adapter Black (allows you to use your standard earphone on GBA SP) 2 PECES IN PACKAGE!This adapter allows you to use your standard 3.5mm earphone on your GBA SP Console Enable your GBA SP to use a standard headphone jack to get full stereo sound Great accessory for your GBA SP