Cables to Go, C2G, 4039964; Adapter for RS232 Connectivity, RS-232 Connection.
eBay
USB-C to USB 3.0 Adapter USB Type-C Female to USB Male for MacBook Pro MacBook Air 2020 iPad Pro 2020 Type-C Devices
Aliexpress UK
Plug USB for Power, No Recharging Needed - This LOKUKA female aux to Bluetooth adapter is a plug-and-play solution. (Warm tip: If the aux in port of your speaker is RCA, you can connect this Bluetooth receiver to a 3.5mm to RCA adapter cable).
eBay
USB to Micro USB Mini USB Adapter Converter USB Male and Female Converter 480Mbps Transmission5V-2A Adaptable to various U disks
Aliexpress UK
It has a mini USB port on one end with 3 RCA female connectors on the other end as AV input or output for your video devices.
eBay
USB To Type C OTG Adapter USB USB-C Male To Micro USB Type-c Female Converter For Macbook Samsung S20 USBC OTG Connector
Aliexpress UK
RCA TO HDMI CONVERTER ADAPTER : Converts analog RCA composite (Yellow, White, Red) input to HDMI 720P/1080P (60HZ) output, displayed on HDTV/Monitor. (Note: RCA inputs for HDMI output only.).
eBay
New Mini USB to Micro USB Adapter Plug 90 Degree Left&Right Angle Micro USB Male to Mini USB Female Type B Connector Charge Data
Aliexpress UK
Key Features Connector Type: Audio Stereo DC3.5mm Jack to DB9 Female Serial Port. DB9 Pin 1, 6, 7, 8: Open.
eBay
90 Degree USB Left Right Up Angled Micro 5pin Female to Micro USB Male Data Adapter to Mini USB Plug Plug Micro USB
Aliexpress UK
Applicable Model: General. Model: Handle. Complete Interface, Creation, The Handle Contains A Number Of 1/4, 3/8 Threaded Holes, Cold Shoe Interface And Other Extended Interfaces, More Convenient To Use.
eBay
2Pcs USB To Type C OTG Adapter USB USB-C Male To Micro USB Type-c Female Converter For Macbook Samsung S20 USBC OTG Connector
Aliexpress UK
eBay
Micro/Mini USB/USB A Male/USB 2.0/3.0 A Female/USB B Interface to 2.54mm DIP PCB Converter Adapter Breakout Board
Aliexpress UK
FAST + FREE SHIPPING New in Box Elecom USB PC to Serial Converter Cable UC-SGT1 USB Male See photos for condition and what’s included. Item will ship USPS. Item must be returned in the exact same condition it was received in.
eBay
3 In 1 Usb-C Usb Hub Male To Female Hdmi-Compatible 4k Usb 3.1 Type-C To Usb 3.0 Charging Adapter For Macbook Air 12 Converter
Aliexpress UK