Product Information:BLX Wireless Systems combine professional-quality sound with simple setup and an intuitive interface for legendary audio performance right out of the box. Precision-built and available in a variety of configurations, it’s the most accessible way to own the stage.Package includes:Includes 2 b58 handheld transmitters, BLX88 dual-channel receiver, 2 microphone clips, power supply, and user guide.Contact Us:1.We strive to satisfy every customer.we will do our best to solve your problem.2.Before leaving us neutral or negative feedback, please contact us first. We will do everything we can to give you a satisfying solution.3.Please don't open case via ebay or paypal.4.Please don't open any return request before contact us.5.We do our best to resolve any issue. Leaving negative feedbacks and low ratings doesn't get things solved. So please talk with us and we will not let you down.