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Concept for playing random audio

I need a concept and components to do following task:

1. Play random sounds from memory card (mp3 or someother) every 3 to 5 minutes (interval is this, could be static value). +100 different short sounds on a memory card

2. Power from solar panel + some sort of battery (components)

3. Automatic start of playing when battery has some power (could be out of power for days, and then on a sunny day need start working automatically - when battery has some power)

4. As low energy consumption as possible

5. Loudspeaker to repeat sound. Decibel level similar to human speak.

6. Components can be easily sourced from internet - preferably ebay links

7. Total budget for components less than 30 euros, preferably

8. Suitable for outdoor use

9. Short instructions for assembly

10. Size and weight is no issue - fixed installation


- List of components and concept to to portable solar power mp3 player for outdoor use

Fähigkeiten: Arduino, Elektrotechnik, Herstellung, Fertigungsdesign, Produktentwicklung

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Über den Arbeitgeber:
( 2 Bewertungen ) Liimattala, Finland

Projekt-ID: #15584604

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Hello [login to view URL] zim and Im a professional microcontroller programmer..I have completed many robotics project and industrial automation in my [login to view URL] here to challenge myself to the world Relevant Skills and Experience Mehr

€111 EUR in 3 Tagen
(3 Bewertungen)

10 Freelancer bieten im Durchschnitt €264 für diesen Job


I am quite interested in your project

€200 EUR in 3 Tagen
(40 Bewertungen)

Hello there! Hope you doing good! If you still need this to be done, be sure to contact me. Lets make something awesome! Greetings! Habilidades y experiencia relevante Electronics Engineer Since May 2015 Htos propu Mehr

€800 EUR in 30 Tagen
(14 Bewertungen)

Hardware simply an Arduino Mini/Nano as central controller & DFPlayer for playing mp3 files from microSD card + speakers. 1 cell li-ion battery is used with solar panel => all components are popolar. Relevant Skills a Mehr

€240 EUR in 7 Tagen
(17 Bewertungen)

Dear sir I have made a lot of different multimedia projects and can do that job Relevant Skills and Experience I work with Arduino since 2010 Proposed Milestones €80 EUR - Code and schematic €30 EUR - Device Mehr

€110 EUR in 7 Tagen
(42 Bewertungen)

As I have read the description and understood that you need a IoT device to play MP3 audio file from SD card. I will use Arduino controller board for this project. Relevant Skills and Experience 15+ years experience o Mehr

€250 EUR in 15 Tagen
(2 Bewertungen)

Hello we have 5+years of experience at hardware & Arduino development. Your project can be finalised in short time-frame due to its simplicity and us having parts at hand. Relevant Skills and Experience 5+ years expe Mehr

€277 EUR in 4 Tagen
(2 Bewertungen)

I am working as research & development engineer in Mumbai, India. I have a very good experience 2+ years of taking idea to prototype & then finish product.

€100 EUR in 15 Tagen
(2 Bewertungen)

Hey I m an engineer expert in the field of hardware engineering. please ping me up with more information so that we can take care of this project asap

€277 EUR in 30 Tagen
(0 Bewertungen)

Hi, I can make a small portable design for your audio player. you need few electronic components for assembly. Arduino based music system. it will be low power consumption, light weight. thanks.

€277 EUR in 7 Tagen
(0 Bewertungen)