PURE TONE Open Jack Inch Size Mono Black Nickel PTT1BN ■ Guitar/Bass Jack ■ Mono ■ Features ・ A new jack that improves upon the phone jack, which has remained largely unchanged for over 100 years. ・ Securely holds the connected phone plug with four terminals: two hot and two ground terminals, instead of just the conventional single hot terminal. ・ The four terminals hold the phone plug, expanding the contact area between the plug and the jack, allowing for more efficient signal transmission. ■ Size ・ Threaded section length: Approximately 9.8mm ・ Threaded section diameter: Approximately 9.5mm ■ Black Nickel ■ Included: Washer x 1, Nut x 1