Amazon.com: ESR 2-in-1 USB-C PD Headphone Jack Adapter, Type-C to 3.5mm Audio Adapter, for Aux, Stereo, Earphones, Headset, Headphones, Compatible with Galaxy S21/S20/ S10/ Note10/ A52, Black: Electronics
3.5mm Cell Phone Headset to Computer Splitter Adapter Use Headset on Computer - axGear: Amazon.com: Industrial & Scientific
SuperWhole Headset Cable 2 X 3.5mm to RJ9 Jack Adapter: Amazon.co.uk: Electronics
Amazon.com: Headset Adapter Converter 3.5mm CTIA Plug to Female RJ9/RJ10 Headset/Handset Plug for Most Office Phone: Electronics
Amazon.com: Onvian RJ9 Male to 3.5mm Female Plug Headset Jack Phone Audio Adapter Cable: Electronics
Amazon.com: 3.5mm Smartphone Headset to RJ9 Adapter for Telephone IP Phones:Yealink T20 T21 T41G etc Phones and Grandstream GXP14XX,GXP2124, GXP2120, GXP2140 GXP2140 GXP2160 GXP2110,: Office Products
Amazon.com: Headset Splitter Cable for PC 3.5mm Jack Headphones Adapter Convertors for PC 3.5mm Female with Headphone/Microphone Transform to 2 Dual 3.5mm Male for Computer Simultaneously Y Splitter Audio: Electronics
Amazon.com: PC Headset Adapter Computer Stereo Headphone Dual 3.5mm to Phone Rj9/Rj10 Converter ONLY for Cisco IP Phones 7942 7945 7960 7960G 7961 8841 etc: Office Products
Amazon.com: Headset Adapter Cable 3.5mm Smartphone Headset to RJ9/RJ10 Phone Adapter for ONLY Cisco 7940 7970 7960 6900 8900 Series Phones: Electronics
Amazon.com: Avaya Headset Adapter: Connect a PC Headset to Avaya Phone: Home Audio & Theater
Amazon.com: VoiceJoy 3.5mm Smartphone Headset to RJ9 Adapter Cable - 3.5mm Headphone Converter to Office Telephone IP Phones: Electronics
Amazon.com: Headset Buddy PC Dual 3.5mm to RJ9/RJ10 Headset Phone Adapter - Compatible with Cisco: Electronics
Amazon.com: Kingtop 3.5mm Combo Audio Adapter Cable for PS4,PS5,Xbox One S,Nintendo Switch,Tablet,Mobile Phone,PC Gaming Headsets and New Version Laptop: Electronics
Amazon.com: Cisco RJ Plug Headset Adapter Converter to 3.5mm CTIA Plug Apple iPhone Ipad iPod Stereo Headset Headphones (Cisco Brand Telephone 79XX ONLY, NOT for Cisco CP-XXXX Series): Office Products
Amazon.com: MillSO Headphone Mic Splitter, 3.5mm Headset Adapter (Microphone + Audio) 2 TRS Female to TRRS Male CTIA Stereo Jack Y Cable Compatible for Dual-Plug Gaming Headset to Xbox, PS4, Phone, Laptop,
Amazon.com: Headphone Earpiece Jack Adapter Cable for Cordless Phones: 2.5mm Male to 3.5mm Female (for Smartphone Headphone) Cordless Phone Hands-Free Headset Adapter: Electronics
Amazon.com: Headset Buddy: PC Computer Headset to Phone Adapter - Dual 3.5mm to 2.5mm (01-PC35-PH25): Computers & Accessories
Amazon.com: Headset Buddy: VoIP Headset to PC Adapter - 2.5mm to Dual 3.5mm (PH25-PC35)
Amazon.com: Headset Adapter to connect a PC headset to a Cisco IP Phone
Uni4 RJ9 To Single 3.5mm Smartphone Headset Adapter: Amazon.in: Electronics
Amazon.com: MillSO Headset Splitter for Computer CTIA 3.5mm Jack Headset Adapter Mic and Audio Headphone Splitter Cable with Separate Microphone and Headphone Connector for Gaming Headset to PC - 8inch/20CM Black: Electronics
Amazon.com: UGREEN Headset Adapter Headphone Mic Y Splitter Cable 3.5mm Stereo Audio Male to 2 Female Separate Audio Microphone Plugs Compatible for PS4 Xbox One Laptop Phone PC Gaming Headset Silver: Electronics
Amazon.com: ULTECHNOVO Female RJ9 to Male 2.5mm Plug Headset Adapter to Phone Jack Cable Works with Plantronics ATT Panasonic VoIP Telephones no Cisco: Electronics