How to send music to more than one bluetooth speaker at once

Normally you can only connect to 1 bluetooth speaker at a time using the normal OS X bluetooth and audio controls. But there is a way to join several speakers together so that they appear as one audio device. This means you can send audio to multiple bluetooth speakers at once.

Hidden problems with Bluetooth hands-free kits for iPhone

I recently decided to buy a hands-free Bluetooth speaker for my iPhone so that I could make calls while driving.  I read some reviews and decided to go for Motorola Roadster Pro.   All over the web reviewers are singing it’s praises. 9/10, 9.5/10, I even saw a 9.63/10!  Unfortunately, when it arrived, I discovered […]

EMF levels of Apple devices

Over the past few weeks I’ve measured the EMF levels of various Apple devices using a hand-held RF field strength meter. (It measures frequencies from 50MHz to 3.5GHz). I measured EMF levels of an Apple iPhone, iPad, Mac Mini, iMac, Apple Airport Base station, Apple LCD display, and Apple bluetooth keyboard and mouse.