Silver Game Boy Advance SP with volume adjustment function. - Brand: Nintendo - Model Name: Game Boy Advance SP - Volume Adjustment: Yes, with volume adjustment function - Product Name: Game Boy Advance SP Thank you for viewing. Operation has been confirmed. There is also a Pokémon (Generation 1) game cartridge available. If you wish, I can include it for an additional fee. Please feel free to inquire. The item will be wrapped in bubble wrap and shipped in a Takkyubin Compact dedicated box. If you have a preferred packing method, I will accommodate it as much as possible. Regarding shipping, it will be via Rakuraku Mercari Delivery, but may be changed to Yu-Yu Mercari Delivery depending on my circumstances. ✱ Shipping may take 3-4 days. Please understand this in advance.