durability design: our TV mounting stand is suitable for bedroom, school, office and other spaces. a solid steel pillar provides stable support for your TV and the unit is well made with a clean, attractive finish wide rocker arm system: ±45 degree left and right rotation to meet the viewing angles required by different seating positions extra long stretch design: when pushed back it sits 66 mm from the wall; the extended reach is 340 mm from the wall for flexible placement horizontal finetuning system: enables fine adjustment of the equipment level by up to 3 degrees to compensate for small installation variances use scenarios: in a bedroom for comfortable viewing from bed or seating in a classroom or school setting to accommodate audience seating and presenter sightlines in an office or conference room for flexible screen positioning during meetings and presentations