1PCS PSB2120-P PSB2120 ISDN Remote Power Controller

2pcs P58171C PSB171C PS8I71C PS817IC AI PS8171C A1 PS8171CQFN48GTR2-A1 QFN48 IC

1PCS SSM2120 SSM2120P DIP-22 IC CHIP

2pcs P58171 PSB171 PS8I71 PS817I AI PS8171 A1 PS8171QFN48GTR-A1 QFN48 IC Chip

2pcs P58122 PSB122 PS8I22 PS8122 A1 PS8122QFN48GTR-A1 QFN48 IC Chip

TELTONE ISDN DEMONSTRATOR ILS-B-01 No Power Cord

TELTONE ISDN DEMONSTRATOR ILS-A-01

1PCS PSB4400P PSB4400 Telephone Speech Circuit SSC DIP18