When we are facing the issues, Koontech team addresses all of these issues on immediate basis. Thanks for your support. HONGKONG KOON TECHNOLOGY LIMITED is professional team.-----Metro Engineer
"The intercoms quality is very good, KNTECH engineer service is very good, and can help to solve some difficult problems that we can't solve. HONGKONG KOON TECHNOLOGY LTD is a very professional telecommunication company." -----Sydney Metro Engineer
This intercom has an elegant appearance and a humanized design. When used, the call is clear, the signal is good, the sound is loud, and the quality is good.