Connector 1: RJ9, RJ10, and RJ22 male connector. 1 double 3.5mm to RJ9 headphone converter. Connector 2:2x3.5mm female head. Convert two 3.5mm jacks into a single 4P4C RJ9/RJ10 headphone, you can use your own headphone to chat over this cable.
eBay
10 PCS BNC Male Female Plug Screw Terminal Connector To Cat5e Adapter Connectors and Solderless Video Balun Connector
Aliexpress UK
Connector 1: RJ9, RJ10, and RJ22 male connector. 1 double 3.5mm to RJ9 headphone converter. Convert two 3.5mm jacks into a single 4P4C RJ9/RJ10 headphone, you can use your own headphone to chat over this cable.
eBay
10PC USB 2.0 Connector Socket Jack Female Type B 90/180 Degree Connector Soldering PCB Connector D Printer Interface White/Black
Aliexpress UK
Connector 1: RJ9, RJ10, and RJ22 male connector. 1 double 3.5mm to RJ9 headphone converter. Connector 2:2x3.5mm female head. Convert two 3.5mm jacks into a single 4P4C RJ9/RJ10 headphone, you can use your own headphone to chat over this cable.
eBay
5 pcs hose connector quick connect kit connector repair irrigation accessories water pipe extension connector garden drip irri
Aliexpress UK
Connector 1: RJ9, RJ10, and RJ22 male connector. 1 double 3.5mm to RJ9 headphone converter. Connector 2:2x3.5mm female head. Convert two 3.5mm jacks into a single 4P4C RJ9/RJ10 headphone, you can use your own headphone to chat over this cable.
eBay
2pcs 175A Connector For Anderson Style Plug Connectors For Ships Yachts RVs Buses Socket Battery Charging Adapter Connectors
Aliexpress UK
Type : RJ9 Connector/ 4P4C standard. Color:Black,White.
eBay
Connector 1 Pair Solar PV Multi Parallel Branch Connectors pv module panel connector Male & Female Solar Energy Adapter
Aliexpress UK
Interface A: RJ9 male; Interface B: RJ9 double female (4P4C standard). Due to the different display and different light, the picture may not show the actual color of the item.
eBay
YR-3220 Crimper for micro connector pins with capacity 0.03-0.52mm² 32-20AWG 1.25/1.27/1.5/2.0mm connector, DF 13 connector
Aliexpress UK
Convert one rj9 4p4c socket to two sockets. RJ9 Phone Training Splitter Adapter for IP Phones. Interface: rj-9 4P4C (male) rj-9 4P4C ( dual female). Due to the difference between different monitors, the picture may not reflect the actual color of the item.
eBay
CNLINKO LP24 Waterproof RJ45 Connector IP68 Outdoor Industrial Ethernet LAN Connector for Modular Jack Network Cable Connector
Aliexpress UK
Connector Type: 4P4C.
eBay
20PCSLow Voltage Wire Connectors Solid Connection, T Tap Wire Connectors, T Type 2 Pins Wire Splice Connectors No Wire-Stripping
Aliexpress UK