Echo 1 USA Airsoft has finally come up with products that have licensed trademarks. It is releasing two SMG Airsoft replicas: the MP5  A4 RIS and the MP5 A5 RIS.  These products come with the standard Echo 1 30-day limited warranty.  Echo 1 outsources its AEG manufacturing in China and provides faster support to its American customers as it fully confirms that it is a truly American company.