Member Since

2007

Weihui(Guangzhou) Educational System Co.,LTD

 
  • electric screen
    Ⅰ. Features:
    1) Highly bright matte white and glass beaded with a gain of more than 1.0;
    2) High contrast and resolution;
    3) Excellent vision effect;
    4) Wide viewing angle and soft light;
    5) No
  • Tripod screen
    Ⅰ. Features:
    1) Highly bright matte white and glass beaded with a gain of more than 1.0;
    2) High contrast and resolution;
    3) Excellent vision effect;
    4) Wide viewing angle and soft light;
    5) No
  • electric screen
    Ⅰ. Features:
    1) Highly bright matte white and glass beaded with a gain of more than 1.0;
    2) High contrast and resolution;
    3) Excellent vision effect;
    4) Wide viewing angle and soft light;
    5) No
  • WH668B Wireless Amplifier
    Functional Characteristics:
    Use tape
    C-60 Tape(or C-45,C-90)
    Tape speed deviation:
    4.76±3%
    Record Frequency Range:
    125Hz~6300Hz ; ; ; ±3dB ;
    Amplifier Frequency Range:
    80Hz~12500Hz ;
  • WH668 Recording-Amplifier
    Functional Characteristics:

    Use tape
    C-60 Tape(or C-45,C-90)
    tapespeed deviation:
    4.76±3%
    Record Frequency Range:
    125Hz~6300Hz ; ; ; ±3dB ;
    Amplifier Frequency Range:
    80Hz~12500Hz ;
  • Interactive Whiteboard
    Functions
    ◆ ; Writing Function: Normal pen, Brush pen, Transparent Pen
    1.Normal Pen: trim and smooth, suitable for alphabet and numerals handwriting
    2.Transparent Pen: draw freely and change the
  • WH688 Digital MP3 Amplifier
    Technical Specifications:

    Size
    85mm*45mm*11mm
    Weight
    300g
     
    Lattice(128*32) LCD
    Connected ; PC by
    USB1.1(read 1000K Byte, write 800K Byte
    EMS memory
    Flash Memory:
  • Multifunctional Repeater
    Product Description ?
    1. Hi-Fi,high efficiency(>;7W),records and playbacks the tape 2. LCD display 3. Five levels of Speed change,Hi-Fi repeat time is 200 seconds,ordinary repeat time is 400 seconds
  • Micro-bee Portable Amplifier
    Technical Specifications:
    Power Output: ;
    RMS 5W
    Frequency Response: ;
    150HZ ~ 10,000HZ + 3Db
    Current Consumption: ;
    150mA
    Inputs: ;
    Wired mic(-20dB 750)
    Voltage: ;
    DC
  • Multimedia LCD Projector
    Parameters and Functions
    Technical specifications:


    Model No.
    HP-035

    53”Lighting
    230lx ; ; (53”)

    Resolution
    Support VGA to HD

    Contrast
    500:1

    Light
 
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