马来西亚采购需求：自动网球发球机、自动网球机、自动训练网球机、球训练机、送球网球机、网球自动机

We're currently in the market for a quality tennis ball machine that can enhance training sessions. Ideally, we're looking for a model that provides adjustable speed settings and different spin options to cater to various skill levels. Additional features like a remote control and portability would also be great. Please provide details on the available options, including pricing and any bulk purchase discounts. We are interested in understanding the warranty and after-sales support offered as well. Looking forward to your prompt response so we can move ahead with our decision.