static-free performance
you are no need to buy any extra accessories now
Active Volune DesignActive volune design for eliminating signal loss
Other FeaturesBuilt-in high sensitivity condenser microphone Excludes AMP&Not supported PHONE
Use on back of neck and shoulders to ease tension and soothe headache pain
Eisco Labs Scientific Steel Tuning Forks, Set of 8 (Scientific Pitch, C4 = 256Hz) with Wooden Case - Designed for Physics Experiments music_update_2020 static-free performanceEisco Labs Scientific Steel Tuning Forks, Set of 8 (Scientific Pitch, C4 = 256Hz) with Wooden Case Designed for Physics Experiments EISCO Steel Tuning Forks, Set of 8, in Wooden Case(8) Tuning ForksNickel plated, plain shanks, with frequency marked, C (256), D (288), E (320), F (341), G (384), A (426), B (480), C (512). Set supplied in wooden case. Steel tuning forks for physics experiments Supplied in wooden case