Promethean ASB-40-3 ActivSoundBarActivSoundBar ActivSoundBar is the perfect addition to any Promethean Interactive Display delivering crystal clear, immersive sound to the classroom. Room Filling Sound90 dB of powerful sound ensures students can concentrate on what matters most the content being delivered. Plug & Play SystemTo get started, simply plug ActivSoundBar into the interactive display and adjust the volume with remote or front controls. Amplified Sound2 x 20 W speakers

Versatile lid which can be used as hinged or removed completely

For simple reliability

Multiple Modes of Projection

LU930 is equipped with a two-dimensional keystone correction range of ±30o on both horizontal and vertical axes to counteract the trapezoid effect

available in 43" to 98"

USB Type: USB 2

full-motion desk mount is designed to support two monitors from 17 to 32 inches

accommodating various display models

Easy Maintenance

6x Zoom for Efficient Upgrades

9 × 44

It works by regenerating the high definition video and digital audio it receives from the source