| Operation System | Android 11.0 |
|---|---|
| CPU | RK3568, quad-core ARM Cortex-A55 |
| RAM | 2GB |
| Internal Memory | 32GB |
| Display Panel Size | 21.5 inch |
| Resolution | 1920×1080 (supports 3840×2160) |
| Contrast Ratio | 3000:1 |
| Viewing Angle | 178°/178° |
| Lifetime | 60,000 hours |
| Brightness | 350 nits |
| Panel Brand | LG/BOE |
| WiFi | Included |
| Ethernet | Included |
| 4G/5G Module | Supported |
| SD Card Slot | SD/MMC card slot |
| USB Ports | USB 2.0 host × 3 |
| USB OTG | Supported |
| Power Input | AC 110V to 240V |
| Audio | 3.5mm earphone jack, 2×10W speakers |
| Camera | Supported |
| Microphone | Supported |
| Video Formats | MPEG-1, MPEG-2, MPEG-4, H.263, H.264, VC1, RV, etc. (supports up to 4K) |
| Photo Formats | JPEG |
| Installation | Floor standing / Wall mounted |
| Certificates | CE, FCC, RoHS |
| Language | Multi-language support |
We are based in Guangdong, China, with more than ten years of factory history.
2 years warranty, lifelong maintenance. Our production quality follows ISO9000 standard system and we have CE, FCC, RoHS certificates. We have a stable design team, 10 years experience QC team and strictly quality control system to guarantee production quality. We accept third party inspection and high/low temperature testing.
Sample time: 3 days.
Professional sheet metal factory and team of designers and engineers. Professional and rich quality control team. 48 hours of machine aging test before delivery. QC team will strictly control every procedure and detail (such as appearance, color, configuration, touch function).
Yes, we are. Also OEM/ODM service available here.
One sample can be provided first for evaluation.
Most payment methods accepted here, such as T/T, L/C, Western Union, Credit Card, MoneyGram, etc.