55 дюймов обучающий интерактивный сенсорный экран плоская панель умная настенная съемная подставка цифровая школьная доска
62 901,89 ₽ - 70 764,63 ₽
Сохранить в закладки 1601288712966:
Smart Board Spec | ||||||
Available screen size | 55" 65"75" 82" 85" 86" 98" | |||||
chip | MSD560 | MSD811 | MSD848 | |||
RAM/ROM | 2GB/16GB | 4GB/32GB | 3GB/32GB | |||
Operation | Android 9.0 | Android 8.0 | Android 8.0 | |||
CPU | Dual-core A73 and dual-core A53 1.5GHZ | |||||
screen size | 55" 65"75" 82" 85" 86" 98"(built-in camera optional) | |||||
color | Black | |||||
Display Protection | Optional: 4mm ordinary explosion-proof glass or AG anti-glare glass | |||||
Backlight type | DLED | |||||
Display size (mm) | different inch have different size | |||||
Resolution | 4K(3840 x 2160) | |||||
Overall peak brightness | 250cd/m2 | |||||
Dynamic Contrast | 5000:1 | |||||
viewing angle | H/V: 178/178 degrees | |||||
screen ratio | 16:9 | |||||
display color | 10Bit, 16.7M | |||||
Built-in camera (8 array microphones) | ||||||
max significant pixel | 3264*2448 (12 million pixels, backward compatible with common resolutions such as 1080p/720p/480i) | |||||
Camera dual system follow-up recognition | Contains 8 built-in array microphones, supports transparent transmission of camera modules after dual system switching | |||||
Image Sensor | IMX179(1/3.2”)COMS | |||||
Effective pickup distance | 10 meters (high sensitivity [-38dB of 94 dB SPL@1KHz] / two-channel stereo) | |||||
Pickup Module Signal to Noise Ratio | 61dB of(94 dB SPL@1KHz,A-weighted) | |||||
Support function | echo cancellation beamforming sound source localization omnidirectional microphone Remove conference room mixes to maintain vocal restoration and voice recognition Automatic Gain - AGC smooths highs and enhances lows to provide a consistent calling experience from far and near |
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