Connect any standard analog monitor, projector, or LCD that uses a VGA connector with the Mini DisplayPort to VGA Adapter. Every Mac with a Mini DisplayPort allows you to connect an external display or projector using an adapter.
eBay
Full HD 1080P VGA to HDMI-compatible Converter Adapter Cable With Audio Output VGA HD Adapter for PC laptop to HDTV Projector
Aliexpress UK
Audio Cable for MacBook Pro 3 in1 Thunderbolt Mini DP Mini Displayport to HDMI DVI VGA Adapter Cable. DVI output, connect the DVI devices using a DVI cable. And when you want to use the HDMI output, you just need to connect the HDMI devices using a HDMI cable.
eBay
TYPE C to Female VGA Adapter Cable USB-C USB 3.1 to VGA Adapter For Laptop MacBook PC Monitor Projector
Aliexpress UK
DVI output, connect the DVI devices using a DVI cable. And when you want to use the HDMI output, you just need to connect the HDMI devices using a HDMI cable. VGA output, connect the VGA devices using a VGA cable.
eBay
Type-C/DP To VGA Adapter Aluminum Alloy USB 3.1 Type-C To VGA Adapter Cable 10Gbps HD Screen Cord USB3.1 for MacBook Projector
Aliexpress UK
0.2M MINI DISPLAYPORT - VGA ADAPTOR M-F 0.2M MINI DISPLAYPORT - VGA ADAPTOR M-F,1 x 20 Pin Mini DisplayPort Plug, 1 x 15 Pin HDD VGA Socket, Suitable for use with MacBook, iMac and Intel Powerbook, Suitable for use with PCs which have a Mini DisplayPort Socket, Supports Thunderbolt,, Mini Display port to VGA only not reversable, Resolution: Up to 1080p (1920x1200), Plug and Play, Colour: White, Length: 15cm,
eBay
VGA to HDMI-compatible Adapter 1080P HDTV Converter With Audio For Laptop PC to HDTV Projector VGA to HDMI-compatible Adapter
Aliexpress UK
This adapter allows you to connect your MacBook, MacBook Pro, MacBook Air, iMac to a monitor or HDTV with HDMI port, DVI port or DP port. Mini Display Port Thunderbolt to DVI DP HDMI Adapter for MacBook Air Pro Mac (Black Colour).
eBay
Adapter HDMI-compatible to VGA With Audio Cable Converter HD1080P for PC Laptop to HDTV Projector HDMI-compatible to VGA Adapter
Aliexpress UK
In good working condition
eBay
LccKaa VGA to HDMI-compatible Adapter Converter 1080P HDMI to VGA Adapter For PC Laptop to HDTV Projector Video Audio Converter
Aliexpress UK
StarTech MDP2VGA2 Mini DisplayPort 1.2 to VGA Adapter Converter “ Mini DP to VGA “ 1920x1200. The MDP2VGA2 Mini DisplayPort to VGA converter enables you to connect your Mini DisplayPort video source (Laptop, Macbook, Ultrabook etc.) to a VGA monitor or projector, saving the expense of upgrading to a Mini DisplayPort compatible display.
eBay
HD 1080P HDMI-compatible to VGA Cable Adapter HDMI Male to VGA Female Adapter Video Converter For PC Laptop TV Projector Monitor
Aliexpress UK
Audio Cable for MacBook Pro 3 in1 Thunderbolt Mini DP Mini Displayport to HDMI DVI VGA Adapter Cable. DVI output, connect the DVI devices using a DVI cable. VGA output, connect the VGA devices using a VGA cable.
eBay
DVI to VGA Adapter 1080P DVI-D Male to VGA Female Adapter 24+1 25Pin to 15Pin Cable Converter for PC Computer Monitor
Aliexpress UK