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Spectrum tube for demonstrating spectral lines of pure substances
Also good for telephone headsets
5 mm Male To Female Adapter Cord
Cardiod polar pattern to reduce feedback and unwanted background noise
Microphone pop filter make sure your vioce loud and clear
4Pcs Diameter 40mm 4Ohm 5W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino (Pack of 4) CYT1123 sold2025 Spectrum tube for demonstrating spectral4Pcs Diameter 40mm 4Ohm 5W Full Range Audio Speaker Stereo Woofer Loudspeaker for Arduino (Pack of 4) CYT1123 Diameter: 40mm 1. 57in Weight: 55g 1. 94oz Dimension: 442cm 1. 571. 570. 79in Package Includes: 4 Diameter 40mm 4Ohm 5W Full Range Audio Speaker Stereo Woofer Loudspeaker Product Features Diameter: 40mm 1. 57in Weight: 55g 1. 94oz Dimension: 442cm 1. 571. 570. 79in
US$ 18.99
US$ 10.99
US$ 15.99
