You can increase the speaker volume yourself, it is very simple [MTK Chipset Only]
Here are steps:
1. Install Mobileuncle MTK Tool
2. Open Mobileuncle MTK Tool and select Engineer Mode
3. Select Engineer Mode MTK
4. Swap to Harware Testing
5. Select Audio
6. Select Loudspeaker Mode
7. Here you will find Max Volume Value 128, Change this to 145 and press set.
8. You can set this value up to 160 but above 150 is not recommended else it may damage your speaker.
9. Now you can close Mobileuncle MTK Tool.
Now you can check the volume of your speaker and feel the difference.
I have tested this method on my MMX Nitro A310.
OR
You can type the following code to access MTK engg. mode
*#*#3646633#*#*
There are options to set volume for earphone, and speaker separately.
Warning: MTK Engineer Mode is not supposed to be a user end interface, Changing any value In-correctly may damage your phone or disable/damage its functionality.
Here are steps:
1. Install Mobileuncle MTK Tool
2. Open Mobileuncle MTK Tool and select Engineer Mode
3. Select Engineer Mode MTK
4. Swap to Harware Testing
5. Select Audio
6. Select Loudspeaker Mode
7. Here you will find Max Volume Value 128, Change this to 145 and press set.
8. You can set this value up to 160 but above 150 is not recommended else it may damage your speaker.
9. Now you can close Mobileuncle MTK Tool.
Now you can check the volume of your speaker and feel the difference.
I have tested this method on my MMX Nitro A310.
OR
You can type the following code to access MTK engg. mode
*#*#3646633#*#*
There are options to set volume for earphone, and speaker separately.
Warning: MTK Engineer Mode is not supposed to be a user end interface, Changing any value In-correctly may damage your phone or disable/damage its functionality.