RetailPlayer TPA400 is the best solution for transforming existing passive loudspeakers into network loudspeakers due to its numerous advanced features and benefits. With its powerful cloud management portal, multiple devices can be monitored and controlled worldwide for different brands. The device has 3 failover playback layers, increased buffer capability, and a Store & Play feature, which ensures uninterrupted services. RetailPlayer TPA400 also offers remote firmware management, crossfading, and multiple scheduling features. Furthermore, the RetailHero plan extends scheduling possibilities to assets and allows audio cues to be played on demand. The device has a solid metal build that is compatible with 70/100V Speaker Transformers and can be mounted to any existing speaker. Additionally, it comes with a built-in 6W full digital class-D audio amplifier that delivers high-quality audio signals to a 4 or 8 Ohm speaker. Lastly, the device is powered by PoE, making it the perfect solution for your audio needs.