• Compatible with most tone generators
• Composite tip reduces the risk of getting shock
• Built-In Speaker with adjustable volume (Gain)
• Earphone Jack (2.5 mm) for using with earphones in a noisy environment 
• Tone signal LED indicator 
• Detects AC or DC power up to 24 V
• Provides +/- terminals for butt set or alligator clips
• Push Button for easy operation and conserves battery power
• Equipped with RJ-45 Jack and a short RJ-11 jumper cable
• Lanyard attachment for quick access to the probe 

TRENDnet’s TC-TP1 Network Probe is an easy-to-use amplified inductor and tone probe used for tone tracing and line testing. It features a simple push button that provides easy operation and conserves battery power. This device comes with adjustable volume control and signal LED for enhanced accuracy in noisy environments. It also includes a Ring/Tip polarity test indicator. When combined with a compatible Tone Generator, a technician can quickly locate, isolate and test commonly used voice and data cables swiftly and efficiently.