We are offering melodious doorbell. "features:

find physics hard to understand, not anymore with adormi melodious door bell. Learn concepts of sound, physics, electronics while having fun. Surprise your friends,& teachers and parents by explaining them some hard to understand concepts.

• produces digitized sound stored in electronic memory
• generates soothing music
• suitable for home & commercial applications
• complexity level - jr.
• kit contents:
  • electronic components:
    • transistor
    • diode
    • integrated circuit
    • printed circuit board, 9v battery and all other required components
    • • pictorial step-by-step guide
      • interactive classroom circuit theory
      • creativity corner with other project ideas.
      • other applications
      • electronics fundamentals
      • instructional videos with testing and troubleshooting guide.
      • unique adromi certification with online evaluation
      • learning objectives:
        • understand core concepts:
          • principle of digital memory
          • • learn technology fundamentals:
              • resistors &
              • capacitors
              • transistors
              • diodes
              • speakers
              • • school topics:
                  • electrons && electronics
                  • sound
                  • waves
                  • • addtional applications:
                      • musical toys
                      • hotel doorbells
                      • public alerts
                      • "

We are offering melodious doorbell. "features:

find physics hard to understand, not anymore with adormi melodious door bell. Learn concepts of sound, physics, electronics while having fun. Surprise your friends,& teachers and parents by explaining them some hard to understand concepts.

• produces digitized sound stored in electronic memory
• generates soothing music
• suitable for home & commercial applications
• complexity level - jr.
• kit contents:
  • electronic components:
    • transistor
    • diode
    • integrated circuit
    • printed circuit board, 9v battery and all other required components
    • • pictorial step-by-step guide
      • interactive classroom circuit theory
      • creativity corner with other project ideas.
      • other applications
      • electronics fundamentals
      • instructional videos with testing and troubleshooting guide.
      • unique adromi certification with online evaluation
      • learning objectives:
        • understand core concepts:
          • principle of digital memory
          • • learn technology fundamentals:
              • resistors &
              • capacitors
              • transistors
              • diodes
              • speakers
              • • school topics:
                  • electrons && electronics
                  • sound
                  • waves
                  • • addtional applications:
                      • musical toys
                      • hotel doorbells
                      • public alerts
                      • "