Korea Business TV(Wow TV) is now equipped with LaON LT750 system for their main and open studios wireless intercom communications. DongHwa AV has delivered the system to this client. The clients are fully utilizing all the five group channels for their crews in four different groups and additional routing from external device. Clients evaluated high for the clear audio performance of LT750 system and a user friendly 7ports charger that can charge Beltpacks with the batteries being inserted. Also, client is happy most with the flexible and cost efficient RBS repeater solution considering of future installations and easy expansion of the coverage without a big burden and cost.