Introduction
Multimedia Main Controller ML-500A
ML-500 System, the latest style multimedia language laboratory system, allows teacher to apply various language studies with his/ her computer and transfer the screen and sound of A/V contents to the students freely.
Especially, ML-500S for students has a LCD screen newly added, which provides convenience in studying.
This system supports teacher to make a high-quality class for his/ her language teaching in utilizing all kinds of multimedia teaching materials

Functions
Wireless remote-control with integrated remote-controller
Web Browser function:
Calling internet/ document file, Writing on the electronic board directly, Editing document
Editing the file of conversation exercise
Linked program register
Making various questions easily
Channel selecting as students please
Dubbing teacher’s voice
Calling student and response
Student seat/group placement
Quick Index Search (Bookmark Function)
Auto-sequential monitoring
Evaluating student and printing the result in monitoring
Intercom
Model Voice; transferring a student’s voice to all the other students
Free Talk, Pair Function (2:1 Conversation)
Copying and editing the teaching material, and etc
Master Recorder OR-550M
Master recorder 550M, a digital logic master recorder, is controlled by micro computer IC chip. This master recorder is designed to intercept the power automatically in case of misusage or/ and malfunction, in order to prevent the damage.
Power: 110/ 220V, 50-60 ㎐
2 Track/ 2 Channel
LCD Display
Memo Function
Recording
Editing
Pause
Book Mark and Speed Search
High Speed Copying
Section Repeat
Sentence Repeat
Dictation Play
Headset: OH-99S
Special features for Language Laboratory and Strong for reckless handling or changeable usage
Condenser Microphone for Original Sound
Polycone Unit for Both High and Low Tone
Soft and Smooth
Special Cable Not to be cut Easily
Noiseless System