21.5 Inch Dual Screen Digital Signage | No‑Drill Industrial Advertising Screen

Dual-screen Playback for Diverse Content :Supports dual-screen synchronous and independent display. It can show different contents like advertisements, notices and guidance simultaneously to enrich information delivery.

Ultra-slim & Easy Installation :Only 2.8-3.5 cm thick. Drill-free wall mounting and embedded installation cause no damage to elevator structures for quick setup.

HD & Eye-friendly Display : Equipped with 2K full HD resolution and low blue light technology. Automatically adjustable brightness ensures clear visuals in complex lighting conditions.

Safe & Reliable for Elevators :Made of flame-retardant materials with anti-interference and anti-vibration design. It works steadily at -10℃ to 50℃ and complies with elevator safety standards.

Durable & Smart Remote Management : Industrial-grade panel enables 24/7 continuous operation with low power consumption. Equipped with dual systems and optional 4G/5G, it supports remote content update and screen orientation switching.

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Products Details

21.5 Inch Dual Screen Digital Signage for Elevator | Industrial Grade Advertising Screen

Victory’s dual‑screen elevator digital signage is purpose‑built for confined elevator cabin environments. It features independent / synchronized dual‑screen playback, ultra‑slim cabinet (2.8‑3.5 cm), no‑drill non‑destructive installation, flame‑retardant anti‑vibration construction, and industrial‑grade 24/7 continuous‑run performance.

This lift advertising display supports both Android (11/13/14) and Windows 11 operating systems, optional 4G/5G cellular network and cloud remote content management. It achieves up to 95 % ad exposure inside elevators, widely deployed for residential buildings, office towers, shopping malls, hotels and hospital elevators. Custom sizes for main screen:18.5 /21.5 /32 inch; secondary screen:10.1 /13.3 /15.6 inch.

Size OptionsBig screen (18.5 / 21.5 / 32 inch ) Small screen (10.1 / 13.3 /15.6 inch)
Resolution1920*1080 2K
Viewing angle178/178/178(L/R/U/D)
Brightness400cd/m2 ( 500nits ,700nits , 1000nits optional )
Contrast1500:1
Touch screenCapacitance touch / Infrared touch / NO touch Optional
Android system CPURockchip RK3568 / RK3588 / RK3399 Quad Core 64 bit Cortex-A55
RAM2GB (4GB & 8GB optional)
Internal memory16GB (32GB & 64GB & 128GB optional)
Operation systemAndroid 11/ Android 13 / Android 14 version
Windows system CPUI3 / I5 / I7 / I9 CPU optional ( Generation 4th / 6th / 8th /12th)
RAM4GB / 8GB /16GB /32 GB optional
Internal memory64GB / 128GB / 256GB / 512GB / 1TB optional
Operation systemWindows 11
WIFI802.11b/g/n
Ethernet100M ethernet (1000M optional)
BluetoothSupport Bluetooth 5.0 or 5.4 (customized)
4G/5G Cellular networkOptional
TFTF card slots
USB 2.02×USB 2.0 interface (support U disk, mouse, keyboard, printer etc)
USB 3.02×USB 3.0 interface (support U disk, mouse, keyboard, printer,NFC,POS etc)
RJ45Support 1000Mbps Ethernet
Earphone1×3.5mm headphone Interface
HDMI in1xHDMI in optional
PowerDC power input (5.5×2.1)
VideoSupport MPEG-1, MPEG-2, MPEG-4, H.263, H.264, H.265, VC-1, VP9, VP8, AV1
AudioMP3, WMA, WAV, APE, FLAC, AAC, OGG, M4A, 3GPP and other formats
PictureSupport JPG, BMP, PNG and other image formats
Speaker2×5W BOX chamber horn
WIFISupport 2.4GHz/ 5GHz Wi-Fi; support Wi-Fi 802.11a/b/g/n protocol;
Working tempreture-10-50 degree
OSD languageMulti-language
Installation wayWall mounting ( standard accessory included bracket ,screws )

21.5 Inch Elevator Dual Screen Digital Signage Scene Customization

✅ Dual Screen Digital Signage With Slim Design + Flexible Installation: Specifically designed for the confined spaces of elevators, the unit is only 2.8-3.5cm thick, ultra-thin and space-saving, suitable for elevator car side walls, doorways, waiting areas, etc.; supports wall-mounted/embedded installation, without occupying internal elevator space, and does not affect normal elevator operation or passenger access.

✅ Dual Screen Digital Signage With Enclosed Environment + Forced Reach: The “non-intrusive” environment of elevators, with passengers staying for 30 seconds to 3 minutes, naturally makes the advertising screen content the visual focus, achieving an exposure rate of up to 95%; whether it’s a static display while waiting or a dynamic playback while riding, information can accurately reach the target audience, avoiding the waste of traditional “unseen” advertising.

21.5 Inch Dual Screen Elevator Digital Signage - Slim Design
Residential Elevator Dual Screen Advertising Screen

Elevator Dual Screen Digital Signage Precise Adaptation to Multiple Scenarios

Residential Elevators: Community notifications, nearby business district discounts, and real estate rental/sales information reach highly engaged residents;Besides , we also have other simple design for elevator Digital Signage.

Office Building Elevators: Corporate brand promotion, workplace service advertisements, and business event invitations target business elites;

Shopping Mall/Hotel Elevators: Store promotions, brand promotion, and service guidance cover high-frequency consumers;

Hospital/Government Elevators: Process announcements, public service announcements, and convenient services meet the need for precise information delivery.

21.5‑inch dual‑screen elevator digital signage front view ultra‑slim lift advertising display
dual‑screen elevator digital signage installed inside elevator car no‑drill mounting

✅ Elevator Digital Signage With High-definition display + adaptable size: Mainstream sizes include 15.6 inches, 18.5 inches, and 21.5 inches (adapting to different elevator spaces), all with Full HD (1920×1080) resolution, a 1000:1 high contrast ratio, and 90% sRGB wide color gamut, resulting in vibrant and realistic colors and sharp, clear text. Even in dimly lit or reflective elevator environments, image visibility is guaranteed, allowing passengers to easily see the content.

✅ Elevator Digital Signage With High brightness and eye protection + energy-saving design: The screen brightness reaches 400 cd/㎡, adapting to changes in elevator lighting. It also employs low blue light eye protection technology to avoid strong light irritating passengers’ eyes. Equipped with a smart light sensor chip, it automatically adjusts brightness according to ambient light, ensuring visual quality while reducing power consumption, saving 30% more energy than traditional advertising screens.

✅ Flexible switching between landscape and portrait modes: Supports free switching between landscape and portrait modes. Portrait mode adapts to the side wall of the elevator car (fits visual habits), while landscape mode adapts to the wall of the waiting hall (covers multiple viewers). It can be flexibly adjusted according to the form of advertising content (such as posters, short videos, text notifications) to improve the information display effect.

 Dual Screen Digital Signage 5656
 Dual Screen Digital Signage 6565

21.5 Inch Dual Screen Digital Signage Adapt To The Special Environment Of Elevators

✅ Safe and Stable + Anti-Interference Design: The body is made of flame-retardant sheet metal, certified for elevator safety, with no sharp edges to prevent collision injuries; built-in anti-electromagnetic interference module ensures it won’t affect elevator operation safety; anti-vibration and anti-shake design adapts to the swaying environment of elevators during vertical movement, ensuring stable operation.

✅ No-Drill Installation + Quick Deployment: Utilizes wall-mounted, no-drill installation (or custom embedded installation), the installation process does not damage the elevator structure, and two people can complete the installation of one unit in 30 minutes.

✅ Industrial-Grade Durability + Low Maintenance Costs: Employs an industrial-grade LCD panel, supporting 24/7 continuous operation, with a low failure rate and a lifespan of 5-8 years; built-in intelligent fault self-diagnosis function automatically alarms in case of problems for convenient and timely troubleshooting; low overall power consumption (standby power consumption ≤1W), resulting in low electricity costs over long-term operation, and no need for dedicated personnel for maintenance.

FAQ About Dual Screen Digital Signage For Elevator

Q: What size options are available for your dual screen elevator digital signage?

A: Our dual screen elevator digital signage has flexible size options. The big screen offers 18.5/21.5/32 inch choices, and the small screen is available in 10.1/13.3/15.6 inch, all with 1920*1080 2K full HD resolution, adapting to different elevator space sizes.

Q: Does your 21.5 inch elevator advertising screen support 4G/5G and remote content update?

A: Yes. Our 21.5 inch dual screen elevator digital signage supports optional 4G/5G cellular network, along with 2.4GHz/5GHz Wi-Fi and 1000M Ethernet. It allows easy remote content update and management, perfect for batch operation of multiple elevator screens.

Q: How to install the dual screen digital signage without damaging the elevator structure?

A: We adopt wall-mounted no-drill installation for the elevator digital signage (custom embedded installation is also available). The installation process will not damage the elevator structure, and two workers can complete the installation of one unit in just 30 minutes with the standard accessory bracket and screws.

Q: What is the lifespan and operation performance of your industrial-grade elevator digital signage?

A: Our elevator dual screen digital signage uses an industrial-grade LCD panel, supporting 24/7 continuous operation with a low failure rate and a 7-9 years long lifespan. It has a built-in intelligent fault self-diagnosis function that automatically alarms for timely troubleshooting, with ultra-low standby power consumption ≤1W.

Q: Does the 21.5 inch digital signage adapt to the special working environment of elevators?

A: Absolutely. It has a flame-retardant sheet metal body with elevator safety certification, built-in anti-electromagnetic interference module (no impact on elevator operation), and anti-vibration design for elevator vertical movement. The working temperature range is -10 to 50 degree, fully adapting to the special elevator environment.

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