Either transmitter or receiver or both were so weak (both fully charged) that they didn't work at all new 10- foot network cable, making it pretty much unusable.
Mastech MS6812 Telephone Tracker Network
9 Review
Cable Vention Jack 3.5 mm - 2xRCA (P550AC-S), 1.5 m, ice blue
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NOYAFA Underground Portable Detection Electrical: Unearthing Efficient Electrical Solutions
π― Accurate One-Push Detection with Hitron Coaxial
3 Review
Portable Handheld Manometer π for Accurate Pressure Differential Measurement
5 Review
π Enhanced Precision with Backlit Professional Manometer for Differential Ventilation
Digital multimeter RGK DM-12
π₯ Advanced Testo Wireless Hot Wire Anemometer Technology
4 Review