巴西采购需求：接收器 Gnss、无人机 Rtk、Gnss Rtk、Rtk Gnss、Gnss 天线、Rtk Gps 测量

I hope this message finds you well. I'm currently in the market for some products and would love to get more detailed information on your offerings. Specifically, I'm interested in understanding the features, materials, and overall specifications of the items you have available. It would also be helpful to know about any variations or custom options that you provide. Additionally, could you please share the pricing details for these products? If there are any bulk purchase discounts or special promotions available, I'd appreciate that info too. Looking forward to your response so we can potentially move forward with an order soon. Thank you!