2.5mm Female to 3.5mm Male Headset Adapter Headphone Jack Converter Supports Hands-free Microphone QAA for LG G3 Vigor G4, Google Nexus 5X, K10 K3 K7 K8 V, Lancet, Leon, Logos, Optimus Exceed
10 years later, the Nexus 4 still feels ahead of its time
Amazon.com: Black Retractable Stereo Headset Wired Dual Earbuds Earphones with Microphone for T-Mobile LG G2, T-Mobile LG G3, T-Mobile LG G4, T-Mobile LG Google Nexus 4, T-Mobile LG Google Nexus 5 :
Microphone - Mic for LG Nexus 4 E960 - Maxbhi.com
Nexus 4 - Wikipedia
ChargerCity Music Mic Microphone Stand Tablet Mount with 360° Swivel Adjustment Holder for Apple iPad 3 4 Air Retina Mini Google Nexus 7 8 10 Surface Pro LG G Pad Samsung Galaxy
New Mic Microphone USB Charger Charging Dock Port Flex Cable for LG Google Nexus 4 E960 : Amazon.in: Electronics