This little puppy (which costs $14.28) converts a normal microphone plug into the type that an iPhone wants in order to recognize the mic - a 4-pole "TRRS" (tip-ring-ring-sleeve). You simply insert your mic's plug into the female end of the Rode adapter, and THEN plug the Rode's 1/8th-inch pin into the iPhone jack, and "hey presto VoIP phone headsets allow users to communicate using a VoIP phone. As you might expect, these headsets consist of two headphones一one for each ear一and a microphone to talk to the call receiver. Depending on your preference, VoIP headsets can be either wired or wireless, and the hardware connects via mini-cable (3.5mm), USB cable or Bluetooth Vay Tiền Trả Góp Theo Tháng Chỉ Cần Cmnd.

use phone as wireless microphone