Conference system host OBK-0400M
Embedded dual pole digital conference voting chairman microphone OBK-0305A
Dual Diaphragm Digital Conference Chairman Microphone OBK-0303
Representative Microphone OBK-0107A
Address:5th Floor, Tower A, Xinli Yingfeng Center, Panyu District, GuangzhouFax:020-84506916Email: hisco2006@126.com