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voice training application

use the voice properly

The main purpose is for a corporate training in order to produce correct voice,

NOT for musicians or instruments.

Features we need are 1) volume, 2) scale, and 3) record/play functions. (see the examples in below)

One of the important requirements is that you provide us with source code

and some helps for setting up development environment in our side if needed.

We will give you further requirments or details later.


Developmen Environment:

Java SE Development Kit (JDK6)


Android SDK

Host PC for the development: Windows7

Android versions: Android 2.3 / 3.2 / 4.0

Network connection during the execution: NO

System tool:Disable sleep feature of the device

Storage: Permit write permission to user memory

Recording: Permit audio recording


[Training 1 procedure]

1) Play sound (narration) (e.g. lets practice for proucing a sound)


2) Record user's voice


3) Check range of the sound volume

(Range A) 0 db - x1 db

(Range B) x1 db - x2 db

(Range C) x2 db -


4) Play the narration for each result

(Range A) Cannot listen. Please try again

(Range B) Please try again with a bit more energy.

(Range C) Excellent!

[Training 2 - scale of sound]

1) Play a narration (e.g. Practice to produce C


2) Record the user's voice


3) Check sol-fa



3) Play the narration for each result

e.g You produced "F".

[Training 3 - record and play]

1) Play a narration. e.g. "Let's listen to your own voice"


2) [Start recording] button -> record user's voice


3) [Stop recording] button -> Stop recording the user's voice.

Replace [Start recording] button to [Record again] button


4) [Play] button -> play the recorded user's voice


5) [Record again] button -> record user's voice

Kemahiran: Android, Java, Mobile App Development

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Tentang Majikan:
( 18 ulasan ) Tokorozawa, Japan

ID Projek: #1553915

3 pekerja bebas membida secara purata $483 untuk pekerjaan ini


Dear sir. I'm very interested in your project and we have also very strong experiences on relevant fields of your project. Please check it in your PMB. Thanks.

$500 USD dalam 3 hari
(26 Ulasan)

Please check the private message

$750 USD dalam 12 hari
(13 Ulasan)

It would be great to work with you ... Kindly see PMB for further details ... Thanks ...

$799 USD dalam 19 hari
(21 Ulasan)

Hi, please check private message, thanks.

$399.99 USD dalam 20 hari
(12 Ulasan)

Hi, We are a 07 years old company in the field of Web/ Mobile Application design and development. We are confident that it can be done to your satisfaction. Check PMB for further details. Thanks !!

$750 USD dalam 15 hari
(0 Ulasan)


$300 USD dalam 5 hari
(0 Ulasan)