6.3mm Stereo Jack Male to 2 x RCA/Phono Female Audio Adapter - Walmart.com
3.5mm Jack to 6.35mm Stereo Headphone Adaptor Connector NICE 6.3mm 1/4 J2U1 U2X7 - Walmart.com
Nokta Koss Headphones with 6.3mm (1/4") Audio Jack | eBay
MUSIC STORE Adaptor Dual Stereo Female 6.3mm Jack To 6.3mm Jack | MUSIC STORE professional
Amazon.com: Sennheiser Genuine Adapter Cable Female 1/4" 6.3mm to Male 1/8" 3.5mm Plug for Headphones : Electronics
UDG Ultimate Headphone Jack Adapter Screw 3.5mm (1/8”) to 6.35mm (1/4”) - Shop l Ultimate DJ Gear l UDG Gear l Stanton DJ l Technics DJ l Crane Hardware l AIAIAI l