"Our outdoor intercom KNZD-45A is used outdoors in Singapore Anti-Virus Hospital to help hospital access control."

"Simple operation, good service attitude and guaranteed after-sale." ----Buyers

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.

Romanian Henri Coanda International Airport, located 17km northwest of Bucharest, is the primary international airport of Romania. Previously known as Bucharest Otopeni International Airport, it is the largest and busiest airport in the country and features two runways and a helipad.

Good quality, stable communication, short exchange time, technical support, a very good communication company. -----Airport procurement personnel.

Mumbai Chhatrapati Shivaji International Airport, formerly known as Sahar International Airport, is a major international airport in the Mumbai metropolitan area of India. Named after the emperor of the Marathi, Chhatrapati Shivaji. In terms of passenger traffic, the airport is the second busiest airport in India.