In late November 2016, the DemerBox crew decided to test the battery life of a DemerBox in real world conditions. We set up a DemerBox in Jayson's back yard and set the audio volume to 75db @ 3ft, which is a universal standard for average listening volume.It's pretty loud.The DemerBox played music continuously for 53 hours, 37 minutes and 14 seconds in near freezing weather before the battery finally ran out of juice.The whole experiment was captured via live stream so anyone could watch at anytime. We build every DemerBox by hand in Portland Maine with the best components we...
Crew members and host, Jeff Probst, of the CBS television show, "Survivor", product test and endorse DemerBox, waterproof bluetooth speakers.
One of my favorite design elements of the DemerBox is the speaker grill. When I built my first Pelican Case speaker box I used Fostex FF85K speakers because I had a pair lying around and they are capable of reproducing audio with amazing accuracy and detail. These Fostex speakers use a paper cone so I needed to protect them from getting punctured. I looked around my workshop and found a couple of old computer power supply fan covers. These became the first DemerBox grills. DemerBox #1 with Fostex FF85K speakers and grills made from computer power supply fan...