This two-piece set contains one P760 Primary Wireless Speaker and one P761 Secondary Wireless Speaker. By connecting your Bluetooth device first to a Primary Speaker, you now have the ability to connect up to four additional Primary or Secondary Speakers instantly using SKAA technology. Each speaker features a high-quality driver and passive radiator, so you will always receive clear, robust sound. With up to 150 feet of SKAA range, these speakers can be placed virtually anywhere in the home or on the job site and stream through your walls and floors. Control volume levels easily with independent volume control on every speaker, or control each volume level simultaneously right from your mobile device. The P760 Primary Speaker also features an FM tuner, as well as an integrated auxiliary port for direct connection. For more information, visit ryobi.com.