Product Model：
ZJ-04
Product Size：
Size：910*650*1411mm
Height Adjustment Range：0-160mm
Load Range：≤55KG（Static 125KG）
Suitable for 40 inch-65 inch
Product Description：
Color: Titanium silver / white / black
Material: SPCC high strength steel (body)/PA6+PB (wheel)
Height adjustment method: Screw lock adjustment
·Casters are universal wheels, polyurethane (PU) material, all with foot brake, diameter not less than 75mm.
Product Model：
ZJ-03
Product Size：
Size：1610*750*1710mm
Height Adjustment Range：0-430mm
Load Range：≤160KG（Static 200KG）
Suitable for 86 inch-98 inch
Product Description：
Color: Titanium silver / white / black
Material: SPCC high strength steel (body)/PA6+PB (wheel)
Height adjustment method: Screw lock adjustment
·Casters are universal wheels, polyurethane (PU) material, all with foot brake, diameter not less than 75mm.
Product Model：
ZJ-02
Product Size：
Size：1160*650*1560mm
Height Adjustment Range：0-430mm
Load Range：≤86KG（Static 125KG）
Suitable for 55 inch-75 inch
Product Description：
Color: Titanium silver / white / black
Material: SPCC high strength steel (body)/PA6+PB (wheel)
Height adjustment method: Screw lock adjustment
·Casters are universal wheels, polyurethane (PU) material, all with foot brake, diameter not less than 75mm.
Product Size：
173*150*270mm
Weight：4.5KG
Product Description：
· Power supply voltage: 220V/50Hz
· Rated power: 40W*2
· Rated impedance: 4Ω
· Frequency response: 45Hz-20KHz
· Sensitivity: 90dB
· Maximum sound pressure: 88dB
· Speaker unit: 5.5-inch full-range, 3-inch tweeter
· Crossover frequency: two-way
Product Size：
Length, width and height according to the size of the device.
Product Description：
· Material: writing board baked varnish copper plate; the inner material is made of high-strength, sound-absorbing, moisture-proof, flame-retardant polystyrene board; the back board is made of high-quality galvanized board
· Gloss: <6%, non-reflective
· Paint Film Hardness: ≥6H
Product Size：
Length 186mm, diameter 15.7mm.
Product Description：
Material：
①Pen body plastic parts：PC+ABS
②Pen body metal parts: Aluminum
③Nib：POM
Pressure Response Range: 10g~300g
Power Supply Mode: Li-on battery 120mAh/3.7V
Wireless Effective Distance: ≥8m (no occlusion)
Average Usage Time: about two weeks
USB Type-C charging: 5V/110mA
Support OS: Windows7 SP1 and above, Android6.0 and above
Certification: SRRC, CE, FCC, ROHS
Storage Temperature: -20~45℃
Working Temperature: 0~45℃
Battery Life Cycle: 500 times, battery capacity ≥ 80%
Product Size：
Length 144mm, diameter 10.2mm.
Product Description：
Nib：Capacitive screen, 8mm conductive cloth nib
Data Transmission Method: 2.4GHz RF wireless technology
Interface：Micro USB
Power Supply: built-in 150mAh lithium battery
Working Current: about 10mA
Frequency Range：2402~2480MHz
Air Transmission Rate: 1Mbps
Receiving Sensitivity: 5~ -40 dBm
Working Temperature: -30~55°C
Communication Distance: effective distance: 15m
Supported OS: XP/WIN7/WIN8/WIN10, Android
Compatible Interface: USB2.0 compatible with USB1.1, USB3.0
Working Voltage: USB bus power supply (4.5-5.5V)
Product Size：
195(L) x 180(W) x 42(H) mm
Net Weight:1.31 kg
Gross Weight:1.58 kg
Product Description：
CPU:Supports Intel® Cometlake-H
PCH：Z370
RAM：16G, 2 x SO-DIMM DDR4 2666 MHz, Max 32GB
ROM: 1x2.5” SATA 3.0 HDD/SDD;
512G, 1xM.2 2280 SSD, Nvme/SATA
GPU:Intel® UHD Graphics
Network:1 x M.2 2230 WIFI/BT Module 、 Realtek Gigabit Ethernet
Audio:Realtek ALC897 HD Audio IC/USB Audio IC
Front Interface:1 x USB3.0 Type-C、3 x USB3.0 Type-A、3 x USB2.0 Type-A、1 x RJ45 10/100/1000M
1 x HDMI 1.4 out, Max.4K/30Hz、1 x DP1.2 out，Max.4K/60Hz、1 x 3.5mm Line out、1 x 3.5mm Mic in、
2 x WIFI/BT ANT、1 x Power button、1 x Recover button、1 x Power LED、1 x HDD/SSD LED
Rear Interface:1*JAE 80PIN
Power input:12-19V DC IN
Product Description：
· Configuration and Installation: No configuration, no installation
· Interface：USB
· Support System Type: Windows 7/8/10, Mac OS
· Resolution：720P~1080P
· Frame Rate: Audio and video 30~60 fps
· Overall Latency: 90~180ms
· Display Mode: Extended desktop support (Windows 7/8/10)
· Touch Back Control: Support 10-point touch back (Windows 7/8/10), support mouse mode back (Windows,Mac)
· Number of Connections: 1~8
· Maximum Number of Simultaneous Display Channels: 1~4
· Wireless Rate: Transmitter 300Mbps
· Wireless Transmission Protocol: IEEE 802.11 a/g/n/ac
· Frequency Band: 5.8G
· Encryption: AES
· Authentication Protocol: WPA2-PSK
Product Description：
· Use a ≥8 million pixel camera, and the lens adopts a professional CMOS photosensitive lens of ≥1/2.5 inches;
· The whole machine comes with uniform mask LED fill light
· Use USB five-volt power supply for direct power supply, and support USB pure digital output;
· Support automatic aperture, automatic white balance, automatic exposure;
Product Size：Memory Sub-blackboard
Length, width and height according to the size of the device, can be adapted to the size: 75'', 86'', 98'' three sizes of interactive whiteboard.
Product Description：
· Supports synchronous display of the blackboard-writing contents of the memory sub-blackboard to the main screen, forming the original handwriting electronic notes, either as is or cross-displayed.
· Supports local or cloud storage, supports note title modification, one-click sharing.
· Supports sweeping code to share or get the content of the sub-blackboard display in real time, as well as the content of the whiteboard to quickly record classroom notes.
Memory Sub-blackboard
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