1. Des.:Bank window intercoms 2. Item no:AD-2006 3. Master Station size:150x78x50mm 4. Substation size: 68x18mm Specification: ... as Bank, Office, Hopspital, Station, Security company, ect.8. AD-2006 has melody output function: 1. Hello Welcome! 2.Thanks,welcome ... :Remark:We are factory in Zhangzhou, we promise you superior quality, competitive price and best service Our policy:"Sincere management", " ...