High quality headphones are available to provide you with the ability to hear faint / deep treasure with crisp clear sound. Headphones provide full ear coverage effectively blocking external noise, such as wind, traffic, other detectors, etc. Features 100 ohm 1/4¿ jack Fits X-TERRA 705 Gold Pack, X-TERRA 705, X-TERRA 505, X-TERRA 305, Safari, Explorer SE Pro, E-TRAC, Eureka Gold, GPX , GPX , GPX- ohm 6.35mm (1/4¿) jack. Compatible Metal Detectors GPX GPX GPX- Eureka Gold X-TERRA 705 Gold Pack X-TERRA 705 X-TERRA 505 X-TERRA 305 Safari Explorer SE Pro E-TRAC