-4
votes
0answers
72 views

Advice needed: Develop a bluetooth device at the size of finger ring [closed]

I have a small requirement. I like to amplify the microphone signal of a smartphone (android/iphone/windows phone) using a bluetooth device that can be worn on finger as ring. The idea is not to loose ...
-1
votes
2answers
759 views

Bluetooth Wireless Audio Module (V3.0/V4.0) for us audio interested laymans? [closed]

Hope I'm right asking my question here. I'm building myself a boombox with wireless audio transmission. With as of introduction of the iPhone 4S Apple gadgets (and obviously others) nowdays have ...
2
votes
0answers
150 views

How to connect Bluetooth module Left and Right audio out to a single 3.5mm TRS [closed]

I'm building my own Bluetooth audio receiver using a Bluetooth module 2.1 with A2DP, so I can connect the receiver (with internal power) to any set of speakers that has a 3.5mm jack, then play music ...
3
votes
1answer
397 views

Data modulation over Bluetooth headset profile?

What kind of data modulation schemes might be suitable for sending data to/from a Bluetooth audio headset? e.g. What kind of data modulation would likely survive the audio compression schemes and ...
3
votes
1answer
398 views

Audio via Bluetooth

Can i use a Bluetooth USB AVR and send audio over Bluetooth to multiple receivers?