86" touch screen LPH86-ST420-S3

multi-touchfor classroom boardUSB

Product
LPH86-ST420-S3 is an 86-inch interactive smart whiteboard engineered for education, meeting rooms and collaborative workspaces. It integrates an Android 14 built-in system, a 4K DLED panel, infrared multi-touch with Zero Air Gap attachment and comprehensive wired/wireless connectivity for flexible deployments.

Key Points

• Built-in Android 14 OS with enhanced security
• 86" 4K (3840 × 2160) DLED panel, 400 cd/m² (typ.)
• Front speakers: 2 × 20 W
• Zero Air Gap screen attachment for improved touch accuracy
• Wi‑Fi 6 (2.4 GHz / 5 GHz), Bluetooth and NFC support
• AI-assisted drawing recognition and quick file sharing via QR code

Overview / Features

• System: Android 14 with Quad-core A55 CPU (1.9 GHz) and ARM Mali-G52 MP2 GPU
• Memory & Storage: 8 GB RAM; 32 GB ROM
• Display: 86" DLED, 16:9, 4K resolution, 1.07 billion colors (10-bit)
• Touch: Infrared multi-touch (Zero Air Gap), 21 points on Android / 40 points on Windows, touch accuracy ±1 mm
• Connectivity: Wi‑Fi (802.11 b/g/n/a/ac/ax), Bluetooth (EDR, BT2.1/4.2/5.2/5.3), NFC/card swipe, dual RJ-45 ports
• I/O: Multiple front and rear ports including Type-C, HDMI IN/OUT, VGA, USB touch ports, USB 3.2 Gen1 Type‑A, SPDIF, audio in/out, RS-232, OPS slot
• Installation: Wall mount (VESA 800 × 400 mm) or mobile bracket; pre-installed wall bracket included
• Packaging: unit, power cord, 2 passive stylus pens, HDMI cable, quick start guide, accessory package, remote control, legal documentation

Technical Specifications

• Operating System: Android 14
• CPU: Quad-core A55, 1.9 GHz
• GPU: ARM Mali-G52 MP2
• RAM: 8 GB
• ROM: 32 GB
• Panel Size: 86 inch
• Backlight: DLED
• Aspect Ratio: 16:9
• Brightness: 400 cd/m² (typ.)
• Static Contrast: VA 4000; IPS 1200
• Resolution: 3840 × 2160 (4K)
• Viewing Angle: 178°/178°
• Lifespan: 50,000 hrs
• Display Color: 1.07 Billion (10-bit)
• Response Time: 8 ms (typ.)
• Refresh Rate: 60 Hz
• Light Sensor: Yes
• Front Buttons: 8 (whiteboard, volume, curtain, touch lock, source, navigation, home, power)
• Front Ports: 1× Type-C; 1× HDMI IN; 1× USB Touch; 2× USB 3.2 Gen1 Type-A; 1× 3.5 mm Mic In; advanced Type-C (DP IN 4K@60fps + USB 3.0 Host + USB 2.0 device (touch) + PD 65 W)
• Rear Ports: 1× Type-C; 2× HDMI IN (4K@60Hz); 1× VGA IN; 1× HDMI OUT (4K@60Hz); 3× USB Touch; 2× USB 3.2 Gen1 Type-A; 1× 3.5 mm Line In; SPDIF + 3.5 mm Line Out; 1× RS-232 DB9; 1× Micro USB; 2× RJ-45; 1× OPS slot
• Wi‑Fi: 802.11 b/g/n/a/ac/ax; 2.4 GHz / 5 GHz; Wi‑Fi 6 hotspot support
• Bluetooth: EDR, BT2.1/4.2/5.2/5.3
• RFID/NFC: 13.56 MHz support
• Touch Response Time: <10 ms; Touch Accuracy: ±1 mm; Valid Touch: 2 mm
• Surface: 4 mm anti-dazzle tempered glass; Surface Hardness ≥9 H
• Speakers: 2 × full-range 20 W (front)
• Power Supply: 100–240 VAC, 50/60 Hz; Power Consumption (typ.): 185 W; Max: 350 W (without OPS)
• Standby Power: ≤0.5 W
• Operating Temp: 0 °C to +40 °C; Storage Temp: –10 °C to +50 °C
• Operating Humidity: 10%–90% RH
• Material: Metal frame; Casing: black/silver
• Dimensions (L×W×H): 1,953.2 × 121.3 × 1,187.9 mm; Net Weight: 62.0 kg; Gross Weight: 77 kg
• VESA: 800 × 400 mm
• Certifications: CE