Connector A: USB 3.0 Type-B Female. Connector B: USB 3.0 Type-B Female. Quality Superfast USB 3.0 Adapter.
eBay
RJ45 Coupler Extender Connector Cat 5 Cat6 Cat6A Ethernet Coupler Female To Female PC Hardware Adapters Ethernet Cable Extender
Aliexpress UK
This USB C Female to Female coupler Adapter can extend the Type C cable. USB 3.1 Type C Female to Female Coupler Adapter is high quality design and High-quality materials to ensure reliability and provide superspeed charging?.
eBay
Ethernet Cable Extender,RJ45 cat 5 cat 6 cat6a Coupler, Extender Connector - Ethernet Coupler Female to Female
Aliexpress UK
What is this?Panel mount coupler USB 3.0 can send and receive data at the same time, and have super transmission speed. pass through panel-mount connector is very suitable for industrial automation, smart home, professional audio and video equipment and data center.What will I get?Style: D-Type Pass Through Female to Female Connector USB 3.0; Transmission efficiency: 5.0Gbps; Rated voltage: 5V; Rated current: 1A; Panel size: 31x26x2.1mm; Color: Silver; 2Pcs x Bulkhead Extension Adapter(with two dust cover, four screws and four nuts) Is there any advantages of the product?1. High-speed transmission: Supports USB 3.0 standard, with a theoretical rate of 5.0Gbps, which is 10 times that of USB 2.0 2.
eBay
ZoeRax 1PCS RJ45 CAT7 CAT6A Coupler, Inline Ethernet Shielded Coupler, Female to Female Adapter for Cat7/6/5e Ethernet Cable
Aliexpress UK
USB 3.0 Type-A Female to Female Coupler Adapter – High-Speed Extension Connector. Upgrade your connectivity with thisUSB 3.0 Type-A Female to Female Coupler, designed to join two USB 3.0 or USB 2.0 cables together, creating a longer, more versatile cable solution.
eBay
1/5/10/20Pcs Ethernet Cable Extender RJ45 Cat7 Cat6 Cat5 Coupler Extender Adapter Connector Ethernet Coupler Female to Female
Aliexpress UK
USB 3.0 female to female coupler, you can connect 2 USB plugs to extend USB cables and convert USB interface to protect original one. Connector A: USB Standard Type A Female. Connector(s) B: USB Standard Type A Female.
eBay
5Pcs CAT6 Keystone Coupler, RJ45 UTP Coupler Insert-Snap-in Connector Socket Adapter Port for Wall Plate Outlet Panel - Blue
Aliexpress UK
USB coupler / cable extender. USB Female Coupler. USB adapter for attaching two USB cables, Female to female A type USB 2.0 adapter. Female to Female. Colour: Black.
eBay
5/10/20PCS RJ45 Connector Waterproof IP67 Ethernet Network Cable Connector Coupler Outdoor Lan Coupler Adapter Female Extender
Aliexpress UK
Upgrade your connectivity with thisUSB 3.0 Female to Female Coupler, designed to extend the reach of your existing USB cables without sacrificing performance. 1 × USB 3.0 Female to Female Adapter Coupler.
eBay
ZoeRax Waterproof RJ45 Coupler IP68, CAT6/CAT5e/CAT5 Female to Female Coupler Connector 8Pin for Outdoor Ethernet LAN Cable
Aliexpress UK
USB 2.0 F-F Coupler Joiner.
eBay
ZoeRax Cat8 Cat7 Cat6A Toolless Keystone Jack, Female RJ45 Coupler Zinc Shielded (STP), PoE+ Modular RJ45 Ethernet Coupler
Aliexpress UK