What is the fine-grained topic of the following text: Quested’s no-compromise approach to the development and evolution of the V Series means that the V2108, our longest running product, has built and maintained a lifetime of trust with some of the most respected artists and studios around the globe, yet it is still very much young at heart due to the evolved transducer and amplification designs. Only return the topic.
The development and evolution of Quested's V2108 product.