Car Audio & Video. Package: Pair of Rockville APM6B 6.5 2-Way 350 Watt Powered USB Studio Monitor Speakers in Black. Condition: BRAND NEW IN ORIGINAL PACKAGING. How to Set Up Your APM Series Speakers. Unboxing video of APM6B. The Rockville APM6 Active Studio Monitor Comes in Pairs and each monitor will be bi-amped. What this […]... Read More