Audio Visual Teaching Broadcasting System

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SKU: DBS Categories: , , Tag:
Description
Digital Broadcasting System DBS Plus, an innovative audio-visual teaching broadcasting system, engages teachers and students in an interactive learning environment. It enables wifi-display (Smartphone & Tablet), dialogue, group discussion, students demonstration, online test, prompt feedback, grade, help, roll call, etc., involving your students motivated and focused even under non-PC based classrooms. You will never regret to get closer to DBS Plus, the latest inspirational education system.

Real-time video/audio/MIC interactive broadcasting and dialogue with high-quality performance Integrate multimedia devices (PC/NB/DVD/Digital Camera etc) and switch the source by the control panel

Wireless Broadcasting and Bluetooth Dual Control

With brand-new touch panel and built-in Bluetooth to support PC, laptop, and tablet wireless broadcasting through iPhone / iPad / Tablet / Smart Phone / NB for teachers to easily present teaching materials with hand-held devices.

Client Record Control

Practice communication skills by oral recording

Quiz / Exam Edit on PowerPoint

Not only easy for teachers to edit teaching materials through PowerPoint but also provides lots of interesting Q and A modes for an in-class activity

Assist students to evaluate their comprehension levels with a paperless exam in PowerPoint format by editing single/multiple choices and true and false questions, or by inserting texts, video and audio files. Moreover, different exam types such as Competition, Interactive Modes, and Anonymous Exam efficiently involve learners in the lecture.

Answer Collection / Analysis

Collect answer and calculate score automatically 1920*1080 high-resolution display

Structure


Wi-Fi Broadcasting through mobile devices

Component

Functions 


Interactive Teaching 

  • Multimedia Sources – Support PC, NB and multimedia devices such as VCD, DVD player, document camera, etc.
  • Student Demonstration – Appointed student broadcast the audio & video to all/ partial students.
  • Darken – Darken all/partial student screens to make them concentrate on class.
  • Individual Instruction – Student can call for help to ask the teacher’s individual guidance.
  • Exclude – Under teacher’s broadcasting, assigned student ID will be viewed as offline and be able to self control their PC.
  • Self Study – Students can choose to receive a teacher’s broadcasting or self-study freely.
  • Roll Call – Online roll call.


Dialogue

  • Dialogue to all / partial – Teacher can talk to all or partial student.
  • Model Dialogue – Appointed student’s dialogue can broadcast to all or partial students.
  • Group Dialogue Demo – Broadcast appointed group dialogue to all students.
  • TALK II – Students share one box reach mutual discussion commanded by the teacher.


Evaluation

  • In- class Evaluation – Evaluating student comprehension levels at once.
  • Competition – Whole class competing with each other by small games to figure out who is the winner to enrich teaching.
  • Anonymous Mode – Anonymous voting according to different subjects.


Data Management

  • Quiz / Exam Edition – Quick edit questions on Power Point.
  • Answer Collection / Analysis – Collect students’ answers and calculate score automatically.
  • Import/export data – Import/export class information and make grade report.


Optional

  • Client Recorder Control – Students can practice communication skill, speaking and listening ability by oral recording.
  • Collect / Send Files – Send & Collect files/homework to students’ PC.
  • Marquee – Define special instruction or message as marquee on students’ PCs.
  • Teacher Message – Text messages between teacher and student.
  • Split Screen Monitor – Monitor students’ PC by split-screen mode.
  • Monitor Recording – Record audio/video of teacher’s PC.

Applications

Contact for price: Whatsapp 08025910090

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Technical Specification Sheet Model: LEAD M3000/F2C Category: Professional Wireless Conference Microphone Unit Brand: LEAD
  1. General Specifications
Parameter Details
Product Type Wireless Digital Conference Microphone System
Model Number M3000/F2C
Usage Boardrooms, conference halls, hotels, ministries, churches, corporate presentation rooms, etc.
Installation Portable / Tabletop (no wiring required)
Body Material High-grade ABS + brushed aluminium finish
Colour Black / Dark Graphite
Operating Mode Wireless (Transmitter + Microphone Console)
Interface Language English
 
  1. Microphone Specifications
Parameter Details
Microphone Type Dual-beam digital microphone array
Pickup Pattern Unidirectional / Extended front beam
Frequency Response 100Hz – 12kHz
Signal Processing Digital Noise Reduction (DNR), Echo Cancellation (AEC), Automatic Gain Control (AGC)
Voice Capture Range 80–120 cm effective pickup
Sensitivity –45 ± 2 dB
Microphone Arm Dual adjustable bars with internal mesh protection
Wind/Pop Filter Integrated
 
  1. Wireless Transmission
Parameter Details
Transmission Type 2.4GHz or proprietary wireless band (interference-resistant)
Effective Range 10–20 meters, depending on the environment.
Encryption Secure digital encrypted channel.
Latency < 20 ms.
Pairing Auto-pair with the included wireless control unit
 
  1. Control & Display Panel
Parameter Details
Display Type Full-colour TFT digital screen
Display Functions Battery level, signal strength, mic status, channel info, volume indicators
Control Buttons Volume + / Volume, Mute, Mode Select, Power
Mute Indicator LED light indicator
Backlight Auto-dimming energy-saving mode
 
  1. Power & Battery
Parameter Details
Power Input USB Type-C, DC 5.0V / 2.0A
Charging Method Type-C fast charging
Battery Type High-capacity rechargeable lithium battery
Battery Backup Up to 6–10 hours (depending on usage)
Charging Time 2–3 hours
Power Module External wireless control/charging box included
 
  1. Audio Features
Parameter Details
Audio Codec High-definition digital audio
Echo Cancellation Yes
Noise Suppression Yes multi-level DSP
Automatic Gain Control (AGC) Yes
Feedback Reduction Yes
Volume Control Digital precision increments
 
  1. Connectivity
Parameter Details
Ports 1x Type-C Power Input
Wireless Receiver Integrated
Compatibility PA systems, multimedia devices, interactive flat panels, laptops (via external mixer/adapter)
 
  1. Physical Specifications
Parameter Details
Base Dimensions Approx. 150mm x 110mm x 70mm
Microphone Length Dual 180mm directional bars
Weight Approx. 500g
Material Finish Brushed metallic texture top panel
 
  1. Environmental Requirements
Parameter Details
Operating Temperature 0°C – 45°C
Storage Temperature –10°C – 60°C
Humidity Resistance 10% – 90% (non-condensing)
 
  1. Included Accessories
  • Wireless microphone console (dual-beam unit for Chairman & single-beam unit for delegates)
  • LEAD wireless control/charging box
  • USB Type-C charging cable
  • User manual
  • Warranty card
 
  1. Warranty
Coverage Details
Standard Warranty 12 months
Support Remote & on-site (where applicable)
Manufacturer Lead Technology Innovation Ltd.