美国采购需求：门窗，门窗，铝合金窗，铝合金门，室内门，阳光房，铝合金推拉窗

I'm reaching out with an inquiry regarding the Aura Black product. I'm interested in understanding more about its specifications, availability, and pricing. Can you provide detailed information on the variations you offer, including any unique features or options? It would also be helpful to know the minimum order quantities and lead times for delivery. Additionally, if there are any samples available or recent promotional deals, please let me know. I'd like to assess the quality and performance of the product before placing a substantial order. Your prompt response would be greatly appreciated as I'm looking to finalize my procurement decisions soon. Thank you!