Our company was established in 1988 to be a specialized supplier of wireless digital calling system (tx/rx). In the last few years, we have gradually increased our market influence, currently having many clients around world.By keeping touch with latest ...

NTTWORKS Co., Ltd. is one of the leading manufacturer wireless on-site messaging system based in South Korea with operations all over world since 1996. has focused on developing most complete and reliable calling establishment. Also comprehensive product ...