Only can transfer from HDMI to AV. The input of the Adapater should be HDMI cable, and the Output should be AV cable. Can not do opposite. Low power, No power adaptor. Input ports: 1x HDMI-compatible.
eBay
Audio Video 2 Rca 3 rca female to RCA 2rca 3rca female straight Converter AV Coupler Connector gold plated adapter plug Socket
Aliexpress UK
AV to HDMI Converter: Converts analog RCA composite (red, white, yellow) input to HDMI 720P/1080P (60HZ) output. You can get all your old gaming system which output with RCA to HDMI projector/monitor!
eBay
3.5mm to RCA Cable 3.5mm Aux to 2 RCA Adapter RCA Audio Cable 24K Gold Plated Male to Male Stereo Aux Cord for Stereo Speaker
Aliexpress UK
New generic HDMI Male to 3 RCA Audio Video AV Component. - As HDMI carries digital signals while RCA carries analog signals. If both input / output device do not support signal conversion, a signal conversion box is required.
eBay
Premium Subwoofer Cable RCA to Dual Angled RCA for Amplifier Decoder 1:2 RCA Splitter Y Cable OFC Shielding 1M 2M 3M 5M 8M 12M
Aliexpress UK
RCA CVBS AV to HDMI 1080P Video Audio Composite Converter Mini Adapter HDTV/DVD. The adapter cable supports 1080P and 720P signal output, which can be well transferred to play most high-definition videos, and the resolution switch can adjust the resolution of 720P and 1080P;.
eBay
YYTCG HiFi RCA Coaxial Audio Cable Hi-End Rca to Rca Male SPDIF Digital Coaxial Cable for DVD Projector TV Speaker Amplifier
Aliexpress UK
1pc x AV cable. Provides audio and video output to TV's and Monitors with RCA/AV input. Ultra thick and flexible PVC jacket with color coded connectors help to simplify installation.
eBay
Ugreen RCA Cable HiFi Stereo 2RCA to 3.5mm Audio Cable AUX RCA Jack 3.5 Y Splitter for Amplifiers Audio Home Theater Cable RCA
Aliexpress UK
HDMI in, 3RCA CVBS Composite Video+ Audio R/L out. Simply plug standard composite AV cables (yellow, red, and white) into the input port of the converter, and then connect an HDMI cable from the converter to your TV.
eBay
YYTCG 1 pair RCA audio cable 2 RCA to 2 RCA Interconnect Cables HIFI Stereo 4N OFC Male to Male For Amplifier DAC TV car audio
Aliexpress UK
eBay
Vention RCA Cable HiFi Stereo 3.5mm Jack to 2RCA Audio Cable AUX RCA 3.5 Y Splitter for Amplifiers Audio Home Theater Cable RCA
Aliexpress UK
1 x HDMI zu 3RCA Konverter. Anschluss A: HDMI. Volle Unterstützung der digitalen Signalformate 480P, 720P, 1080iP und 1080P. Plug-and-Play, kein Laufwerk erforderlich, einfach zu bedienen. Leicht und klein, einfach zu tragen.
eBay
USB C to 2 RCA Audio Cable, Type-C to RCA Male to Male Y RCA Splitter 2RCA Jack USB-C Audio Cable for Phone,Tablet, Home Theater
Aliexpress UK