Nam5721. 8-core HiFi Android Multimedia Receiver Includes: The Android13.0 System Support 8-core CPU Built-in professional-level DSP Built-in 36/Band ASP EQ Sound Adjustment Support AHD Camera Capacitive Touch Screen 2/4G running speed 32G/64G Large Storage Space Support ZLINK Support Fast Reversing 2 USB Channels Are Standard Support 5G WiFi/Optical、Coaxial Access Maximum Power 50Wx4 Support 360 Camera Support Jack Microphone Support Dual USB Channel RCA Output Audiox5 RCA Iutput Audiox2、Videox1 2.1A USB Universal Charger