1、2PIN 0.78MM CONNECTOR: MMCX female to 2 pin 0.78mm male, using this MMCX to 2 pin 0.78mm adapter cable you can connect the MMCX cable to headphones with 2 pin 0.78mm connector interface. 2、APPLICABLE MODELS: Earphone adapter cable is suitable for 2 pin 0.78mm connector interface headphones, such as for KZ, for Revonext, for BQEYZ, for TFZ, for QUEEN, for UE, for TRN. 3、LOSSLESS SOUND: MMCX to 2 pin 0.78mm cord is small, convenient and easy to use. Will not change the original sound quality of the headphones, providing lossless sound, giving you the best experience. 4、EXQUISITE WORKMANSHIP: MMCX to 2 pin 0.78mm cable exquisite workmanship, interface gold plated plugging resistance, not easy to damage, longer service life, to give you more possibilities. 5、PLUG AND PLAY: MMCX to 2 pin 0.78mm adapter cable is easy to use, plug and play, so you can enjoy your music. Easily connect the MMCX cable to the 2 pin 0.78mm connector headphones.