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Multimedia teaching terminal

1. Display Module and Overall Machine Performance

★1. LED LCD screen: A-grade screen, display size ≥ 70 inches, glass strength not lower than Mohs grade 9 (9H). (Provide a copy of the inspection report issued by a nationally authoritative testing agency and stamped with the manufacturer's official seal)

2. The entire device provides front input interfaces, with no fewer than 2 front dual-channel USB 3.0 ports and at least 1 Type-C port (recognized on both Windows and Android systems). (Provide a copy of the inspection report issued by an authoritative national testing agency and stamped with the manufacturer's official seal).

3. The entire unit must have no less than 2*15W front-facing speakers, no less than 20W woofers, and a rated power of no less than 50W. (Provide a copy of the inspection report issued by a nationally authoritative testing agency and stamped with the manufacturer's official seal)

4. The entire device is resistant to strong light interference, ensuring normal writing function under 100K LUX illumination.

5. The screen has built-in dual-band WiFi and Bluetooth signal reception devices that meet IEEE802.11a/b/g/n/ac standards, with Wi-Fi and AP hotspot operating distances of ≥12 meters. (Provide a copy of the inspection report issued by a nationally authoritative testing agency and stamped with the manufacturer's official seal)

6. Android system motherboard with 8GB ROM and 2GB RAM, with system version no less than 9.0 (provide a copy of the inspection report issued by an authoritative national testing agency and stamped with the manufacturer's official seal).

7. The entire device has eye protection features, allowing one-click activation of eye protection mode via the front physical function buttons (provide a copy of the inspection report issued by a national authoritative testing agency and stamped with the manufacturer's official seal).

8. The device is equipped with a built-in high-definition camera with a diagonal angle of ≥ 120 degrees, capable of capturing photos with no less than 8 million pixels. It also supports remote class monitoring applications and QR code scanning via video booth software to call the camera.

9. The entire device only needs to connect one network cable to meet the internet functionality needs of both Windows and Android systems.

10. The products offered have blue light filtering functions, effectively protect the eyesight of teachers and students, and comply with relevant national standards (provide a copy of the test report issued by an authoritative national testing agency and stamped with the manufacturer's official seal).

11. The entire device is equipped with array microphones for capturing classroom audio environments, with a pickup distance of ≥ 12 meters. (Provide a copy of the inspection report issued by a nationally authoritative testing agency and stamped with the manufacturer's official seal)

12. Micro-lesson recording: You can quickly enter Weishen recording via the front physics button, synchronizing screen courseware, audio, and teacher lecture sounds into micro-lessons. (Provide a copy of the inspection report issued by a nationally authoritative testing agency and stamped with the manufacturer's official seal)

Built-in computer:

★1. Equipped with Intel 12th Gen Core series i5 12400 or above CPU; Memory: 8GB DDR4 laptop memory or above; Hard Drive: 256GB or above NVME SSD;

2. The body is made of hot-dip galvanized metal and features intelligent fans with low-noise cooling design. The module body dimensions are no less than 22cm*17cm*3cm to reserve sufficient cooling space and ensure effective cooling within the enclosed space.

2. Prepared teaching platforms

1. Integrated lesson preparation and teaching, featuring both lesson preparation and teaching modes, with the user interface designed differently according to different scenarios to meet user needs.

2. Supports cloud storage of courseware, eliminating the need for USB drives or other storage devices; teachers only need to log in online to access cloud courseware. Supports courseware cloud synchronization; all modifications and operations on courseware can be synchronized to the cloud in real time without separate saving or uploading, ensuring that the same courseware is called by multiple terminals and is the latest version.

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Set

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16-port switch

1. Switching capacity≥ 255Gbps: forwarding performance ≥40Mpps:

2. Equipped with ≥ 16 10/100/1000M adaptive ports, ≥ 2 gigabit SFP optical ports, and AC power supply;

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Platform

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48-port switch

1. Equipped with 10/100/1000M Ethernet ports ≥48, equipped with 4 1G SFP optical interfaces≥

2. Switching capacity≥ 330Gbps; Forwarding performance≥ 160Mpps:

3. Supports 4K 802.IQ VLAN, Port-based VLAN, and MAC-based VLAN;

4. Supports fast link detection protocol, enabling quick detection of link continuity and unidirectionality of fiber optic links, as well as loop detection functions under ports.

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Platform

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24-port switch

1. Equipped with gigabit Ethernet port ≥24, gigabit non-multiplexed optical port ≥4;

2. Switching capacity≥ 330Gbps; Forwarding performance≥ 120Mpps;

3. Fanless design reduces the inflow of external pollutants;

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Platform

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Cabinets

1.2m deepening network server cabinet.

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Platform

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UPS power supply

≥ 500W, it can support teacher devices ≥ for 5 minutes

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Piece

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Teacher machine

★1、CPU：≥Intel I5 12400；

★2. Motherboard: ≥ Intel H610M chipset;

★3. Memory: ≥ 16GB DDR4 3200MHz, requires two memory slots;

★4. Hard Drive: ≥512G NVME solid-state drive;

5. Graphics Card: ≥ integrated graphics card;

6. Network Card: Integrated 10/100/1000MB adaptive network card;

7. Sound Card: Integrated, supports 5.1 channels;

8. Power supply: ≥ 300W high-efficiency power supply;

9. Display: ≥ 21.5-inch LED, low blue light display, resolution 1920X1080/60Hz, response time ≤5ms;

10. Case: ≥ 4 front USB ports, ≥ 4 rear USB ports;

11. Keyboard: USB waterproof keyboard;

12. Mouse: USB antibacterial photoelectric mouse;

13. Warranty: Original factory three-year on-site warranty for the entire machine (including monitor, keyboard, mouse) (requires original after-sales service commitment letter stamped with the manufacturer's official seal);

14. Operating System: Pre-installed genuine Windows 11 64-bit OS, available via Microsoft;

15. All delivered equipment comes standard from the original factory; parts cannot be replaced or unsealed (provide the original technical parameter confirmation letter stamped with the manufacturer's official seal).

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Platform

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Exam opportunities for life

★1、CPU：≥Intel I3 12100；

★2. Motherboard: ≥ Intel H610M chipset;

★3. Memory: ≥ 8GB DDR4 3200MHz, requires two memory slots

★4. Hard Drive: ≥ 256G NVME SSD drive;

5. Graphics Card: ≥ integrated graphics card

6. Network Card: Integrated 10/100/1000MB adaptive network card;

7. Sound Card: Integrated, supports 5.1 channels

8. Power supply: ≥ 200W high-efficiency power supply

9. Display: ≥ 21.5-inch LED, low blue light display, resolution 1920X1080/60Hz, response time ≤5ms

10. Case: ≥ 4 front USB ports, ≥ 4 rear USB ports;

11. Keyboard: USB waterproof keyboard

12. Mouse: USB antibacterial optical mouse

13. Warranty: Three-year on-site warranty for the complete machine (including monitor, keyboard, mouse) from the original factory (requires original after-sales service commitment letter stamped with the manufacturer's official seal)

14. Operating system: Pre-installed genuine Windows 11 64-bit OS, available for Microsoft verification. 15. All delivered devices come standard with original factory components; no replacement or opening of parts is allowed (provide original technical parameter confirmation letter stamped with the manufacturer's official seal).

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Platform

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Wiring and installation

1. Supporting network cables, power cables, PVC cable trays, Cat5A twisted pair cables, crystal heads, socket boards, brackets, patch panels, mouse pads, etc.;

2. Construction must comply with standards such as GB/T50312-2016 "Acceptance Code for Structured Cabling System Engineering."

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