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| NF-168 Transmitter specifications | |
| Tone frequency | 130kHz |
| Max. distance of transmission | 3000m |
| Max. working current | Less than 10mA |
| Tone mode | 2 Tones, adjustable |
| Compatible connectors | RJ11, RJ45, BNC |
| Max. signal voltage | 8Vp-p |
| Function and faults light display | Led 1~8 & G |
| Battery Type | DC9.0V(NEDA 1604/6F22 DC9V x 1pcs) |
| Dimension(LxWxD) | 13x4x2cm |
| NF-168 Receiver specifications | |
| Frequency | 130kHz |
| The Max. working current | Less than 30mA |
| Earjack | 1 |
| Battery Type | DC9.0V(NEDA 1604/6F22 DC9V) x1pc |
| Dimension(LxWxD) | 10 x 5 x 2.3cm |
| Description | NF-801 | NF-806 | NF-818 | NF-168 | NF-268 | |
| Trace RJ11 Cable | √ | √ | × | √ | √ | |
| Trace RJ45 Cable | √ | √ | × | √ | √ | |
| Trace BNC Cable | × | × | √ | √ | √ | |
| Check RJ11 cablemapping | × | × | × | × | × | |
| Check RJ45 cablemapping | √ | √ | × | √ | √ | |
| Check BNC cablemapping | × | × | √ | √ | √ | |
| Tone trace breakage points | × | × | × | × | √ | |
| Cable clip connected to transmitter directly | × | √ | × | × | × | |
| Anti-jamming when tracing on switcher | ok | ok | ok | good | best | |
| Pin-to-pin display | √ | √ | √ | √ | √ | |
| Lamp | √ | √ | √ | √ | √ | |
| Note: NF-801B & NF-801R / NF-806B & NF-806R is just different colors ( B:blue, R:red) | ||||||