... (RJ11) 2. Phone output: US jack (RJ11) 3. .Material: ABS 94V0/94HB, Bronze 4. CE, ROHS Belgium to US Phone Adapter Description 1 ... .6.Metsl parts:Nickel plated Phosphor Bronze/Brass7.The modular jack contact spring are made of copper alloy with gold plated ... u" 3u", 6u", 15u", 30u" or 50u".8.The modular jack can be 6P2C, 6P4C, 6P6C, 8P2C, 8P4C, 8P8C etc.9 ...