Amazon.com: Synergy Digital USB Cable Compatible with Fujifilm X-T2 Digital Camera USB Cable 3' MicroUSB to USB (2.0) Data Cable : Electronics
USB ChargeDoubler - double your charging speed! by WN Products Germany — Kickstarter
Truetone TVD Voltage Doubler Cable – Megatone Music
Bitfunx HDMI-compatible Line Doubler Adapter Adaptor Digital to HDMI GC2HDMI for Nintendo Gamecube NGC - AliExpress
Adafruit USB Host FeatherWing with MAX3421E : ID 5858 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Bitfunx HDMI Converter HDMI Line Doubler Adapter Digital to HDMI GC2HDMI For All NGC Gamecube Game Consoles
Voodoo Lab Cable Current Doubler Adapter - Two 2.1mm Straight Barrels - 2.1mm Female 4" 2 Pack Bundle | Reverb
Bitfunx SATURN 2X LINE DOUBLER HDMI Adapter for SEGA Saturn MD MEGA Drive Mega Genesis SNK NEO GEO with RGB and Composite Input - AliExpress
Strymon Voltage Doubler Cable: Straight – Patchwerks
Adafruit USB Host FeatherWing with MAX3421E : ID 5858 : $14.95 : Adafruit Industries, Unique & fun DIY electronics and kits
Amazon.com: ONVIAN 3 Port USB Hub High Speed Splitter Plug and Play Bus Powered, Black : Electronics
Bitfunx HDMI Line Doubler Adapter GC2HDMI for Nintendo Gamecube NGC Digital to HDMI – Bitfunx
Amazon.com: Plugable 2-in-1 USB Splitter with Dual USB 2.0 Ports, Compatible with Windows, Linux, macOS, Chrome OS, USB Multiport Hub for Laptops : Electronics
HDMI Adapter Converter Digital AV GCVideo Line Doubler for Nintendo NGC GameCube | eBay
Amazon.com: Kaico SEGA Saturn 2X Line Doubler & SEGA Genesis HDMI Adapter - for Megadrive, SNK Neo Geo, Sega Genesis, Sega Saturn Console - Supports RGB and Composite Output - All in
Voltage Doubler Cable: straight - Strymon
HDMI Adapter Converter Digital AV GCVideo Line Doubler for Nintendo NGC GameCube | eBay
Bitfunx 2X HDMI Line Doubler Converter for N64/SNES/SFC /NGC S-video/Composite to HDMI – Bitfunx
Dual SATA to LP4 Power Doubler Adapter - Computer Power Cables - Internal | Cables | StarTech.com
USB-C Splitter (2-in-1 USB C Headset & Charge Adapter)
Bitfunx 2X HDMI Line Doubler Converter for N64/SNES/SFC /NGC S-video/Composite to HDMI – Bitfunx
Attic Audio Voltage Doubler 9V to 18V and 12V to 24V | Reverb
Voodoo Lab HX Curr. Doubler Adapter PPHX – Thomann United States
