Compatibility: allows connection to any standard 35mm stereo headphone with mic, u shape audio converter, Audio Splitter; 3.5mm audio adapter--turns a 35mm combo headphone/microphone port into two distinct ports - one 35mm headphone jack and one 35mm microphone port, Headset Converter; Mic converter--featuring a compact, yet sturdy design, the headset splitter delivers the perfect solution for applications that require portability, Headphone Splitter Adapter; Audio converter--works great for recording smartphone conversation with the split audio cable connected to the, Y Jack Adaptor; Headphone converter--allowing you to connect to a microphone as well as external speakers, Headset Splitter Adapter

What's in the box
2 x Audio & Video Cable Adapters & Couplers