Dahua Technology DHI-LPH75-ST470-P interactive whiteboard 190.5 cm (75) 3840 x 2160 pixels Touchscreen Black HDMI cijene

Power
Power consumption (typical): 150 W
AC input voltage: 100 240 V
Power consumption (max): 350 W
AC input frequency: 50 60 Hz

Operational conditions
Storage relative humidity (HH): 10 90%
Storage temperature (TT): 20 60 C
Operating temperature (TT): 0 40 C
Operating relative humidity (HH): 10 90%

Weight & dimensions
Height: 1050 mm
Width: 1707.5 mm
Depth: 930 mm
Weight: 54 kg

Network
Ethernet LAN: Yes
Top WiFi standard: WiFi 5 (802.11ac)
WiFi standards: 802.11a, 802.11g, 802.11b, WiFi 4 (802.11n), WiFi 5 (802.11ac)
WiFi: Yes
Bluetooth version: 5.2
Bluetooth: Yes

System requirements
Linux operating systems supported: Yes
Mac compatibility: Yes
Mobile operating systems supported: Android
Windows operating systems supported: Yes
Mac operating systems supported: Yes

Performance
Ambient light sensor: Yes

Packaging data
Package weight: 68 kg
Quantity per pack: 1 pc(s)
Package height: 1165 mm
Package depth: 200 mm
Package width: 1800 mm

Packaging content
Stylus included: Yes
Number of stylus pens: 2
Stylus pen type: Passive
Remote control included: Yes
Mounting brackets included: Yes
Quick start guide: Yes
Cables included: HDMI, LAN (RJ45), AC, USB
Mounting kit: Yes

Display
Display brightness: 400 cd/m
Touchscreen: Yes
Maximum refresh rate: 60 Hz
Contrast ratio (typical): 1200:1
Touchscreen type: Infrared
Touch system response time: 10 ms
Touch technology: Multitouch
Touch resolution: 32767 x 32767 pixels
Screen glass thickness: 4 mm
Hardness: 8H
Surface material: Tempered glass
Number of simultaneous touchpoints: 40
LED backlighting type: DirectLED
Display diagonal: 190.5 cm (75")
Response time: 8 ms
Touch object size (min): 2 mm
Viewing angle, horizontal: 178
Native aspect ratio: 16:9
Display resolution: 3840 x 2160 pixels
Viewing angle, vertical: 178
HD type: 4K Ultra HD

Audio
Number of builtin speakers: 3
Builtin speaker(s): Yes
Speaker power: 15 W
Builtin subwoofer: Yes
Subwoofer RMS power: 20 W
Number of microphone arrays: 8
Builtin microphone: Yes
Certification: CE; ROHS; Erp; Energy Star

Ergonomics
Wall mountable: Yes
Product colour: Black

Ports & interfaces
AV input: Yes
USB TypeC ports quantity: 2
VGA (DSub) ports quantity: 1
Interface: HDMI
HDMI output ports quantity: 1
Interface module USB 3.2 Gen 1 (3.1 Gen 1) TypeB ports quantity: 4
Audio output: 1
HDMI ports quantity: 4
Lineout: Yes
Linein: Yes
USB TypeC DisplayPort Alternate Mode: Yes
USB Power Delivery (USB PD): Yes
OPS slot: 1
RS232 ports: 1
USB connector type: MicroUSB
Ethernet LAN (RJ45) ports: 2
USB 3.2 Gen 1 (3.1 Gen 1) TypeA ports quantity: 4
S/PDIF out port: Yes

Computer system
Builtin processor: Yes
User memory: 64 GB
RAM capacity: 8 GB
Processor architecture: ARM Cortex A73 + ARM Cortex A53
Operating system installed: Android
Operating system version: 11
Maximum internal memory: 64 GB
Processor frequency: 2.2 GHz
Processor cores: 8

Projector
Builtin projector: No

Sustainability
Sustainability certificates: ENERGY STAR
Sustainability compliance: Yes
Compliance certificates: CB, REACH, WEEE, RoHS, CE