Check the listing for details. Speaker For VW T6.1 Front PRO-Edition OPTION PRO. Condition: New. Listed at 524.25 USD. The focus is on them revised PRO tweeter, which have been further optimized compared to the already very high-quality HS25AIR-VW of the standard version for VW T6.1. They ensure finer high-frequency resolution, more clarity and a more precise stage image without being intrusive. The PRO tweeters are complemented by tried and tested ones 165 mm OPTION bass-midrange driver. Thanks to the larger membrane surface area compared to the original bass-midrange drivers, they deliver noticeably more pressure, dynamics and sonority - even on the original factory radio. Please use the eBay checkout process. All necessary information and payment options are displayed in this process. You will also receive an order confirmation separately by email. There you will also find all the relevant information a.