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Bluetooth Loudspeaker (Android version)

get it on Google Play

App Icon

app icon for version 1.0 app banner

** New to Android 6.0 or above users: to get the best voice quality (less background noise and less echo), the latest app version supports wired headset (with both mic and headphone) to transmit your voice to bluetooth speaker. Now, it is both hands free! **

 

Google Play Description:

This application is to wireless connect your phone to a bluetooth speaker, or line out connect to amplified speaker or PC. That is, your Android device becomes the microphone and the bluetooth speaker becomes a remote loudspeaker. This also indirectly works as volume booster or megaphone of your voice.

What can you do with a microphone and remote loudspeaker? Who needs this mic and remote loudspeaker? Some examples are:
- sing karaoke at home or anywhere, ***
- teaching in a classroom,
- street performance,
- speaker in a conference room,
- connect to PC mic-in with 3.5mm audio cable to work as an mic for karaoke or recording your voice (my require to install software on your PC),
- garage sale, outdoor sale, pop-up store sale, or other sales promotion,
- tour guide at the hot spot,
- outdoor activities,
- parties, exhibitions, celebrations and many more cases.
With this app, you have a wireless microphone in your pocket!


Please read before you download this app:
1. this app does not connect to your bluetooth speaker. User must manually connect the bluetooth speaker through Settings->Bluetooth before using this app.
2. this app MUST CONNECT TO A SPEAKER to play with. DO NOT use the phone internal speaker as it will produce noisy echo voice.

*** User can put this app as background job (click on the Android square button), then run YouTube or any music app. Choose any music and sing karaoke loud! To stop the loudspeaker, go back to this app and click BlueMic or LineOut again.


Remarks:
1. You need to have a bluetooth speaker which can wireless connect to your Android device. The maximum loudness is depends on your output of the speaker. To make it loud with less echo voice, also turn your phone volume to 90% maximum.
2. To reduce voice echo, make sure your mouth do not stay too close to the phone's microphone. Also, choose the device that come with both noise suppressor and echo canceler.
3. Bluetooth Loudspeaker also support line out to amplified speaker (requires 3.5mm audio cable), or line headphone (please choose 3-pin jack headphone). This app does not support bluetooth headset.
4. When phone rings, phone bluetooth will auto disconnect with the bluetooth speaker. When call ends, user has to manually turn bluetooth on and connect to the speaker again.
5. If your Android device supports bluetooth 5.0, or Samsung dual audio (e.g. Galaxy Note 8, 9, Galaxy S8, S8+, S9, S9+), it is possible to wireless connect 2 bluetooth speakers at the same time.

Screens:

Home screen for Bluetooth Loudspeaker wired mic as voice input, bluetooth speaker as output
voice recording list Youtube karaoke

 

Versions:

1.0 - July, 2016 . Initial version.

1.1 - Aug, 2016.

2.5 - Dec, 2016.

3.0 - 2017.

3.1 - Oct, 2018

4.0-4.8 - 2019