Qwork Tuning Fork 440Hz Virbration, Steel Singing Tone Tuning Set With Silicone Hammer And Wooden Voice Box For Sound Therapy, Y Smart Rings Human & Vehicle Detection: Anpviz

Human & Vehicle Detection: Anpviz 8Ch Nvr Has Been Upgraded With Ai Functionality To Support Human And Vehicle Detection

making it highly effective on various surfaces

With A Mic Input

Key Features: Output Power: DC 19

Qwork Tuning Fork 440Hz Virbration, Steel Singing Tone Tuning Set With Silicone Hammer And Wooden Voice Box For Sound Therapy, Y Smart Rings Human & Vehicle Detection: AnpvizFrequency: Neat Edges And Corners, The Surface Is Chrome Plated, The Frequency Is 440 Cycles Per Second. Material: Two Tuning Forks Are Made Of Super Durable 45# Carbon Steel, Allowing It To Provide Strong Vibrating Frequency For Long Term Use. Multi Function: Tuning Fork Sets Can Demonstrate Resonances And Disturbances Such As Sound Conduction Of Vibrations, Disturbances, Waves, Frequencies And Amplification Of Sound. Application: Can Be Used As A