Nerox NB21A 21.5" Android Walking Backpack Advertising Machine

Nerox NB21A 21.5" Android Walking Backpack Advertising Machine Price in Bangladesh

The Nerox NB21A is a 21.5-inch wearable digital advertising display designed for maximum mobility and attention-grabbing impact. Ideal for busy city streets, trade shows, concerts, product launches, and campaign promotions, this human walking backpack display transforms the wearer into a moving billboard.

Featuring a 21.5-inch Full HD screen (1920×1080 resolution) with wide-angle IPS technology, it delivers clear, bright visuals that perform well even in daylight. The compact design makes it lighter and more comfortable for long periods of use, while the padded, adjustable shoulder harness ensures ergonomic support.

Equipped with a built-in Android system, the NB21A supports video, image, and audio playback, and offers multiple connectivity options including Wi-Fi, USB, SD, and optional 4G network support for real-time remote content updates.

A powerful 10,000–15,000mAh lithium battery provides 3 to 4 hours of continuous playback, making it suitable for full-day promotions. Whether you're a business owner, brand promoter, or event organizer, the Nerox NB21A is a smart choice for cost-effective and high-impact marketing.

✅ Key Features:

• ✔️ 21.5” IPS Full HD display for vibrant ad visuals
• ✔️ Lightweight & wearable with ergonomic backpack design
• ✔️ Built-in Android OS for easy content control
• ✔️ Supports USB, SD, Wi-Fi, and optional 4G
• ✔️ Plays MP4, JPG, PNG, AVI, MP3, and more
• ✔️ Split-screen / full-screen display modes
• ✔️ Rechargeable battery with up to 5 hours runtime
• ✔️ Daylight-viewable screen with wide viewing angle
• ✔️ Ideal for urban promotions, festivals, expos, and retail events

✅ Why Choose the Nerox NB21A?

• ✅ Compact size with big visual impact—great for mobility
• ✅All-day operation with high-capacity battery
• ✅ Remote and offline content update options
• ✅ Professional presentation for brand campaigns
• ✅ Comfortable backpack harness for long wear time
• ✅ Supports dynamic multimedia content playback