75″ Inches 4K Hikvision Smart Board Interactive Display DS-D5B75RB/FP

Share the love75″ Inches 4K Hikvision Smart Board Interactive Display DS-D5B75RB/FP n   Specification Product  Model Product Model DS-D5B75RB/FP Display Screen Size 75 inch Backlight DLED Pixel Pitch 0.143 (H) × 0.429 (V) mm Resolution 3840 × 2160 @60 Hz Brightness 450 cd/m² (Max.) 400 cd/m² (Typ.) Color Depth 10 bit Display Color 1.07 G Response Time 5 ms Panel Type VA Contrast Ratio 5000:1 (Static) 30,000:1 (Dynamic) Color Gamut 72% NTSC (CIE1931) (Typ.) Refresh Rate 60 Hz Viewing Angle 178° (H)/178° (V) Aspect Ratio 16:9 Surface Hardness 9H (Pencil) 7 (Mohs) Surface Glass Anti-Glare    Glass Surface Haze 25% Haze Glass Bonding Method Zero Lamination Display Area 1650.24 (H) × 928.26 (V) Working Duration 7 × 16 H Transmittance 88% ± 3 Lifespan 50,000 hours Touch Type Infrared Touch Screen Touch Point Up to 50-point multi-touch Touch Response Time ≤ 2 ms Minimum Touch Object ≥ 1.5 mm (≥ 90% touching area) Touch Precision ± 0.5 mm (≥ 90% touching area) Touch Resolution 32768 × 32768 Built-in System Operation System Android 14.0 Memory 8 GB Built-in Storage 128 GB Processor Quad-core Cortex-A72  × 4（2.2 GHz）and quad-core Cortex-A53  × 4（1.8 GHz） GPU Mali-G52 MC3 HDCP Version 2.3 & 2.2 & 1.4 Camera Pixel Pixel 48 MP for Photos & 8 MP for Video Camera Function Support intelligent switching between  Android system, OPS, and PC. Field Angle 93.4° (diagonal), 84.5° (horizontal), 54.1° (vertical) Distortion ≤ 2.5% Camera Resolution Ratio Up to 4K Microphone Specification Omni-directional 8-array layout Mic Function Echo reduction and smart noise-cancellation Voice Distance 12 m Sampling Rate 48 K Mic Depth 16 bit Internal Function Loudspeaker Built-in 2 × 20 W 25 W loudspeaker; Bluetooth Built-in BLE (Bluetooth Low  Energy) module supports Bluetooth 5.4 NFC Support card reader 13.56 MHz,  (ISO 14443A/ ISO 14443B) Light Sensor Yes Image Processing Technology Support 3D digital noise reduction, face detection,  automatic white balance, automatic purple edge  removal, automatic defogging; support shadow correction. Audio Processing Technology Support dereverberation, adaptive noise reduction, adaptive non-stationary noise reduction, adaptive echo cancellation, automatic gain control, automatic electrical level control, sound source localization, speech dynamic detection, digital beam forming, speech detection. Network  Interface LAN  (1000 Mbps) × 2（Rear） Wi-Fi AP & Station, 2.4 G/5 G Wi-Fi 6, IEEE 802.11 a/b/g/n/ac/ax     2 × 2 MIMO (2.4 GHz and 5 GHz) authentication protocols WEP, WPA, WPA2, PSK and 802.1X EAP hikvision dsd5b75rbd 75inch 4k interactive 75inch 4k interactive flat panel 75inch 4k interactive display dsd5b75rbfp hikvision 75inch 4k interactive display