| Display diagonal | 139.7 cm (55") |
| Touchscreen | Yes |
| Working area | 1209.6 x 680.4 mm |
| Display brightness | 350 cd/m² |
| Display number of colours | 1.073 billion colours |
| Display resolution | 3840 x 2160 pixels |
| HD type | 4K Ultra HD |
| Panel type | LCD |
| LED backlighting type | Direct-LED |
| Contrast ratio (typical) | 1200:1 |
| Contrast ratio (dynamic) | 5000:1 |
| Response time | 8 ms |
| Touch technology | Multi-touch |
| Touchscreen type | Infrared |
| Number of simultaneous touchpoints | 20 |
| Touch resolution | 32767 x 32767 pixels |
| Touch system response time | 10 ms |
| Viewing angle, horizontal | 178° |
| Viewing angle, vertical | 178° |
| Operating system installed | Android 8 Oreo |
| Built-in processor | Yes |
| Processor architecture | ARM Cortex-A73 |
| Processor frequency | 1.5 GHz |
| Processor cores | 4 |
| Maximum internal memory | 32 GB |
| RAM capacity | 3 GB |
| RAM type | DDR4 |
| Built-in speaker(s) | Yes |
| Number of built-in speakers | 2 |
| Speaker power | 20 W |
| Built-in subwoofer | Yes |
| Subwoofer RMS power | 15 W |
| Built-in projector | No |
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 10,100 Mbit/s |
| Interface | HDMI |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A hub ports quantity | 3 |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A Touch ports quantity | 2 |
| USB 2.0 ports quantity | 3 |
| USB connector type | USB Type-A, USB Type-B |
| HDMI ports quantity | 3 |
| HDMI version | 2.0 |
| RGB ports quantity | 1 |
| Ethernet LAN (RJ-45) ports | 1 |
| OPS slot | 1 |
| Headphone connectivity | 3.5 mm |
| RS-232 ports | 1 |
| Product colour | Black |
| VESA mounting | Yes |
| Panel mounting interface | 400 x 200 mm |
| Mean time between failures (MTBF) | 30000 h |
| Certification | cTUVus, FCC, ES8, EPEAT, EMC/CE, CB, RoHS & DOC, REACH, WEEE, ErP, EAC, UKrSEPRO, RCM, BSMI |
| Power consumption (typical) | 80 W |
| Power consumption (off) | 0.5 W |
| AC input voltage | 100 - 240 V |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 10 - 90% |
| Width | 1268 mm |
| Height | 773 mm |
| Depth | 85 mm |
| Weight | 26.4 kg |
| Package width | 1428 mm |
| Package depth | 220 mm |
| Package height | 878 mm |
| Package weight | 35.5 kg |
| Quantity per pack | 1 pc(s) |
| USB cable length | 3 m |
| Cables included | AC, HDMI, USB |
| Mounting kit | Yes |
| Mounting brackets included | Yes |
| Quick start guide | Yes |
| Stylus included | Yes |
| Bundled software | Basic Annotation Software: myViewBoard
Pro Annotation Software: myViewBoard for Windows (Embedded in Windows Slot-in PC) |
| Country of origin | China |
| Description |
| Viewsonic IFP5550-3. Display diagonal: 139.7 cm (55"), Working area: 1209.6 x 680.4 mm, Display brightness: 350 cd/m². Operating system installed: Android 8 Oreo, Processor architecture: ARM Cortex-A73, Processor frequency: 1.5 GHz. Speaker power: 20 W, Subwoofer RMS power: 15 W. Ethernet LAN data rates: 10,100 Mbit/s. Interface: HDMI, USB connector type: USB Type-A, USB Type-B, Headphone connectivity: 3.5 mm |
