Please Note: These jacks do not come with "stuffer caps" that would normally fit over the terminated "110" connections and do require a "110" termination tool to terminate them. Stuffer caps are not a necessary component for assurance of a good connection. Common Application: Typically used for phone and modem lines. How to wire a Phone Jack Discounts: (discounted at checkout 50-99 pieces @ 10% off 100 to 249 pieces @ 15% off 250 pieces and up @ 25% off Availability: Usually ships within 24 hours. Urgent Orders: Read Information