This article provides information on Elo's 22 inch I-Series 4 Steel for Android

https://www.elotouch.com/i-series-4-steel-22-inch-android-touchscreen-computers.html

22 inch I-Series 4 Steel for Android Specifications

Part Number(s)
With PoE - E725361
Without PoE - E725554

Enclosure Color
Stainless Steel

Touch Technology & Capacity
PCAP (TouchPro® Projected Capacitive) - 10 Touch

Touch Thru
Supports up to 6mm / 0.24" glass or 3mm / 0.12" plastic with up to 2 touches

Processor
Rockchip RK3399
Dual-core Cortex-A72 up to 1.8GHz
Quad-core Cortex-A53 up to 1.4GHz

Memory (RAM)
4GB

Storage
32GB

OS
Android 12 with Google Play Services (AOSP capable)
Planned upgrade to Android 14 available with OS 360 subscription

Diagonal Size
21.5'' diagonal, Active matrix TFT LCD (LED)

Aspect Ratio
16:9

Active Area
18.74" x 10.54" / 476 mm x 268 mm

Resolution
1920 x 1080 @ 60Hz

Number of Colors
8-bit (16.7 million)

Brightness (typical)
LCD Panel: 250 nits
TouchPro PCAP: 215 nits

Response Time-total (typical)
14 msec

Contrast Ratio
1000:1

Viewing Angle
Horizontal: ±89° or 178° total / Vertical: ±89° or 178° total

I/O Ports
1x USB 3.0 support (900mA)
Type C USB output*
Ethernet 1x LAN (Gigabit)
DC in
*When using the standard 65W power brick, USB-C can support up to 15W. When using the optional 90W power brick, USB-C can support up to 27W (10.1’’ can up to 15W). See User Manual for details

Webcam
5MP, Max Resolution: 1920x1080 30fps, Auto Focus

Wireless
802.11a/b/g/n/ac + Bluetooth 5.0

Audio Ports
1x built-in Analog Microphone

Speakers
2x 1.5W

Power Supply
AC input voltage: 100-240 VAC
Input frequency: 50-60 Hz

Power Consumption (Typical)
On: 14.5W
Off: 0.3W
Sleep: 3.4W

Power Over Ethernet (PoE)
Max 25.5W (for PoE models)

Dimensions
20.98" x 12.75" x 1.75" / 533 mm x 324 mm x 44.4 mm

Shipping Box Dimensions
24.13" x 6.81" x 16.34" / 613 mm x 173 mm x 415 mm

Weight (Unpackaged)
13.07 lbs / 5.93 kg

Weight (Packaged)
Without PoE: 17.62 lbs/ 8 kg
With PoE: 16.3 lbs / 7.4 kg

Operating Temperature
0°C to 45°C / 32°F to 113°F

Storage Temperature
-20°C to 50°C / -4°F to 122°F

Humidity
Operating: 20% to 80%
Storage: 5% to 95%

Ingress Protection
Front side IP65
Back side IP54

Regulatory approvals and declarations
UL/FCC (US)
cUL/IC (Canada)
CE/WEEE/UKCA (Europe)
CB (International)
VCCI/MIC (Japan)
RCM (Australia)
CCC/RoHS/SRRC (China)

Supported Countries
Canada, USA, Australia, Japan, New Zealand, Austria, Belgium, Czech Republic, Denmark, France, Germany, United Kingdom, Hungary, Italy, Netherlands, Poland, Portugal, Romania, Spain, Sweden, Switzerland, Turkey, Brazil

Real-Time Clock
lithium coin cell battery

MTBF
50,000 hours demonstrated

Mounting Options
VESA 75mm and 100mm

Warranty
2-year

Extended Service Options
3 year OS 360 - Elo P/N: E873133
3 year Warranty Coverage – Elo P/N: E819394
4 year Warranty Coverage – Elo P/N: E819598
5 year Warranty Coverage – Elo P/N: E819795
3 year Warranty Coverage + ADP – Elo P/N: E130329
4 year Warranty Coverage + ADP – Elo P/N: E130530
5 year Warranty Coverage + ADP – Elo P/N: E130719
2 year Warranty Coverage + AUR – Elo P/N: E819985
3 year Warranty Coverage + AUR – Elo P/N: E820186
4 year Warranty Coverage + AUR – Elo P/N: E820388
5 year Warranty Coverage + AUR – Elo P/N: E820582
2 year Warranty Coverage + AUR + ADP – Elo P/N: E131490
3 year Warranty Coverage + AUR + ADP – Elo P/N: E131674
4 year Warranty Coverage + AUR + ADP – Elo P/N: E131859
5 year Warranty Coverage + AUR + ADP – Elo P/N: E132053

OS Support
Bi-monthly Android security updates available with Elo OS 360 package

Sealability
Touchscreen sealed to LCD

What's in the Box
Without PoE:
I-Series 4 Steel
North American Power Cable
European Power Cable
Power Brick
Quick Install Guide
2x Cable tie

With PoE:
I-Series 4 Steel
Quick Install Guide
2x Cable tie

Stands, Mounts & Kits
Rear Facing display Pole Mount Kit – Elo P/N: E038989
Floor Stand (75mm or 100mm VESA) - Elo P/N: E048069
Pole Mount – 6 inch (75mm or 100mm VESA) - Elo P/N: E047458
Pole Mount – 12 inch (75mm or 100mm VESA) - Elo P/N: E047663
Pole Mount – 18 inch (75mm or 100mm VESA) - Elo P/N: E047864
Pole Mount Bracket (75mm or 100mm VESA) - Elo P/N: E045151