Introducing the FBT VT 1000 Column Active Line Array System – a powerful addition to any audio setup. This top-of-the-line system boasts exceptional sound quality, perfect for a range of musical genres and events. FBT VT 1000 Column Active Line Array System consists of the following. Pair of CLA 604A top boxes and a pair of CLA208SA subs. Package includes covers, cables, telescopic gravity poles, and adaptors.