Amazon.com: IENZA 2 RCA Male / 2 RCA Female Piggyback to 3.5mm TRS Female Audio Y Adapter Splitter Cable Wire Cord, RCA to 3.5mm Female (6-Ft) : Electronics
Audio Splitter Rca Cable Female Jack For Turtle Beach X12 Px22 P11 Rca Audio Piggyback Cable - Audio & Video Cables - AliExpress
Digitech 3 RCA Piggyback Plugs to 3 RCA Plugs Audio Visual Cable 1.5m | Fruugo US
Amazon.com: IENZA 2 RCA Male / 2 RCA Female Piggyback to 3.5mm TRS Male Audio Y Adapter Splitter Cable Wire Cord, RCA to 3.5mm Male (6-Ft) : Electronics
Hosa CRA-202PB 6.6' Dual "Piggyback" RCA To Dual RCA Audio Cable | Full Compass Systems