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The Chungbuk-based earphone manufacturer Cheong Tech. has recently showed its new concept of innovative earphone called “WITH VOICE-ECHO”.
It is designed for an excellent effect for correction of pronunciation, memorization of song lyrics and simultaneous vocalization practice, so any person who wants to correct his or her voice can compare the pronunciation of the original sound sounded from sound equipment with his or her own pronunciation hearing at the same time.
The appearance of the product will be good news to foreign language learners allowing infinite practice repetitions of foreign songs. Besides, the model can be used as a high-performance, hands-free earphone or Internet phone.
The product has a highly efficient echo-microphone function and can thus be used as a reliable device enabling multi-purpose memorization learning, with its exceptional built-in MOV effect. It can also be used with only one battery for a long time(1.5V, AAA).
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