JER language lab headset HL 3140 digital language laboratory

1. Construction diagram

2. Main function of system

* Available to adjust the seat quantity on main software according to actuality,range from 1 to 192 seats

* Adopt to AA.AAC full compatible technology,which is easy to upgrade for school.

* Dual control by teacher computer and mobile keyboard.

* Adjustable play speed

*  SP gap function

*  SP,SPS,SSP,SPSPS play function

*  Long time live recording

*  3 audio channel for switch

*  8 audio channel input

*  Automatically repeat function

*  Mutual recording between two main recorders.

*  monitor recording function

*  Standard examination function

*  Audition test function

*  System self-detection.

*   Roll call function.

3. Products included:

   Teacher part

   Software interface

1) Main console  HL-4000/HL-4000C

   Seat quantity max to 120 seats,with computer and mobile keyboard connection jack,which is available to realize dual control to system,available to choose one audio channel to output.The whole system works under the control of the main console.

Remark:HL-4000 is not built-in amplifier,that means if need to connect to external speaker,the speaker should have amplifier.HL-4000C is built-in amplifier,which is no request additional amplifier for speaker.

2) System Power supplier HL-AA

   Output voltage:+12V,current:22A/40A

Output power:400W

3) Micro-computer mobile keyboard HL-4100

Available to take place of the teacher computer to control the system,also available to work together with the teacher computer to realize dual control to the system,so that the system still can work when teacher computer meet some problem(max seats is 150)

4) Teacher main recorder

    Film button,speed adjustment,gap play,mutual recording between two main recorder,all functions of normal recorder.Self-detection on malfunction.

5) Teacher desk

    High density anti-fire material ,including one main desk and one side counter .dimension1800MM*800MM.

6) Teacher/student headset

    Magnetic shield,stereo headset               

Student parts

1) Economic type student teminal HL-3140                                    

Two channel program for option.     Rob to answer,LCD display,several test function,4 level of volume.             

 2) Student desk

wood structure,High density anti-fire material,dimension:1250MM*480MM

4. Project case

Rich products ---  With 15 years experience, JER Educational Technology Co. Limited is a professional manufacturer of education products, such as language learning systems, 3D pens, 3D printers, 3D scanners, multi-media classrooms, network classrooms

Warranty --- We provide one year warranty and free technical support

OEM,ODM Service --- We provide OEM and ODM service, you are welcome to contact our sales department to get more information. Thanks

JER Education Technology Co., Ltd.

Specially in manufacturing language lab equipment & 3D pen since 2001

Contact: Cara Lyu

Tel:+86-13926120427

Email / Skype: sales5(at)jereducation.com.

Whatsapp: +86 139 2612 0427

QQ: 2657975707