440HZ Resonance Tuning Fork Wooden Speaker Fork for Teaching

Description:

440HZ Wooden Resonant Box with Tuning Fork Acoustic Science Tools.
Great lab supplies; for sound therapists, physics labs, science class sound experiments
Made of wood and stainless steel for light weight and durability.
Comes with 2pcs tuning forks, 2pcs wooden resonant boxs, 1pc wood hammer.
Good for school teaching.

Specification:

Total height: approx. 23cm/9.06inch

Base size: approx. 18*9.2cm/7.1*3.6inch

Package Includes:

2 x Tuning Forks

2 x Wooden Resonant Boxs

1 x Hammer