PARSIPPANY, N.J.--(BUSINESS WIRE)--Wireless Telecom Group, Inc. (NYSE MKT:WTT) announced today results for the second quarter ended June 30, 2015. For the quarter ended June 30, 2015, the Company reported net sales of $8,213,000, compared to $10,439,000 for the same period in 2014, a decrease of 21%. Net sales in the Network Solutions segment were $5,331,000 for the quarter, compared to $7,602,000 for the same period in 2014, a decrease of 30%. Net sales in the Test and Measurement segment were