Sonomax has reported net revenue of $149,726 for the first quarter ended 31 March 2012, a decrease of 4%, compared to $156,584 for the comparable period in 2011.

The company has posted gross profit of $7,303 for the first quarter 2012, compared to $4,926 for the same period in 2011.

Operating expenses were $1,429,820 in 2012 compared to $1,288,568 in 2011.

The company said increase in operating expenses is due to increased marketing and product development efforts.

Sonomax develops and licenses in-ear technologies including instant custom-fitting earpieces that delivers protective and comfortable sound.