The Blonder Tongue BTEA Series are 1550 Thnm Erbium Doped Fiber Amplifiers (EDFA) engineered to meet the requirements for distribution of CATV video and data signals in FTTH/FTTP and HFC systems. Models are available with 1, 2 or 4 outputs with either 16 dBm or 19 dBm optical output per port.