Dedicated Micros & AD Network Video Corporate Overview highlights the real business benefits by choosing AD's specialised video and fire solutions. The Group has been operating globally for over 30 years providing integrated networked video surveillance products and management solutions to wide range of sectors including retail, banking, education, healthcare, transport and infrastructure. Technological developments pioneered by DM have formed the building blocks for the success of today's CCTV industry, earning the company a reputation as one of the industry's foremost innovative forces and the name behind some of the most advanced surveillance equipment on the market. TVE1/250DR4 4 channel 60 pps 250 GB removable HD. Transportation environments are often harsh for electronic equipment. The exposure to repetitive shocks and vibration may prove too much for some systems. Specifically designed for public and commercial transport applications and encased in an rugged metal chassis, the Trans Vu Express unit can withstand tough environments to provide uninterrupted, in-vehicle video security surveillance. Small, light, robust and cost-effective, the Trans Vu Express is ideal in space-restricted situations where the application demands dependability and resilience from the product. The Trans Vu Express digital video recorder can provide long, trouble free service in high vibration environments making it one of the most powerful and useful transit video surveillance tools available today.