Product details
Application pictures

| NF-811 Transmitter specification | ||
| Dual Tone frequency | 0.6kHz | 1.3kHz |
| Max. distance of transmission | 2 kilometers | |
| Max. working current | 30mA | |
| Compatible connectors | RJ11, RJ45 | |
| Max. signal voltage | 8Vp-p | |
| Function display | Led for Wiremap, Tone for trace | |
| Voltage protection | DC 60V | |
| Battery Type | DC9.0V(NEDA 1604/6F22 ) x1pc | |
| Dimension(LxWxD) | 130*47*35mm | |
| NF-811 Receiver specification | ||
| Tone frequency | 0.6~1.3kHz | |
| The Max. working current | 90mA | |
| Earphone jack | 1 | |
| Battery Type | DC9.0V(NEDA 1604/6F22 ) x1pc | |
| Dimension(LxWxD) | 180*45*30mm | |