• Plugs into an RJ11 modular telephone jack
• Check the status of single and dual phone lines
• Quickly identify correct/reversed wiring, AC ring voltage, and deadline conditions.
• Tricolor LEDs display the outlet condition of both lines 1 and 2
• Double molded housing for durability and grip

The Triplett TLT10 is a telephone line tester that checks the status of single and dual phone lines. When plugged into a phone jack, two tri-color LEDs indicate if the lines are active and wired properly.