Conector RJ9 (para cable de auricular del telefono), Panafonic
Amazon.com: with Wires RJ9 Female Connector 4P4C PCB Socket Mount Telephone Connectors Grey - (10 Pcs) : Electronics
10 pcs Telephone Single Port RJ11 RJ10 RJ9 Jack Modular Connector 4P4C Right Angle Through Hole PCB Solder Unshielded|pcb connector|pcb solderpcb holes - AliExpress