TRR7800L Return Optical Receiver: 1U, 4 independent receiver modules serve for ... or services for 128 RFoG optical network units (ONU)-MiniNode.TRR7800L sensitivity up to -27dBm, meets the different optical link design ... AC50Hz220V30VA 21Operating Temperature°C0~+50 22Storage Temperature°C-25~+65 TRR7800L RF PON(RFoG) Return Optical Receiver