# HD Series Double-sided Indoor LED Display > Double-sided indoor LED display for commercial spaces that need two-way visibility. 13 kg die-cast cabinets hang or stand on the floor, in P1.6 to P3.9 pitches. LED Express is the North American brand for LED displays: movable LED posters and all-in-one walls, fixed indoor and outdoor LED, and transparent and holographic LED. It serves the United States, Canada and Mexico. - Web page: https://led.express/products/hd-series/ - Full content (Markdown): https://led.express/products/hd-series/index.md - Language: English. Also in: [Español](https://led.express/es/productos/hd-series/llms.txt), [Français](https://led.express/fr/produits/hd-series/llms.txt) ## Key facts - Type: SMD - Size: 500×1000×40mm - Pixel pitch: P1.6, P2.0, P2.5, P3.0, P3.9 - Service access: Front - Module Size (mm): 250×250 - Cabinet Size (mm): 500×1000×40 - Cabinet Material: Die-cast Aluminum - Cabinet Weight (Kg): 13 - Refresh Rate (Hz): 3840 - Model: H151D-1000, H191D-1000, H251D-1000, H291D-1000, H391D-1000 ## Related pages - [Indoor fixed](https://led.express/products/fixed-installation-led-display/indoor-fixed-led-display/index.md) - [TB Series](https://led.express/products/tb-series/index.md): Commercial Outdoor High-Refresh Screen - [LX 3 Series](https://led.express/products/lx-3-series/index.md): Precision Die-Cast Indoor Display - [TA Series](https://led.express/products/ta-series/index.md): Low Power Commercial Outdoor Screen - [Configure a wall](https://led.express/wall-builder/?display=hd-series) - [Request a quote](https://led.express/quote/?display=hd-series) ## More - [Site index](https://led.express/llms.txt) - [All displays](https://led.express/products/index.md) - [Request a quote](https://led.express/quote/)