Multi Room Control Touch Screen WiFi Audio Panel In Wall Amplifier Smart Home Sound System With 16 Passive Ceiling Speaker Smart Android Wall Amplifier Parameters: • Power Supply: AC220V(50HZ) compatible 90V-250V • Load: 4-8Ω • RMS Output Power: 8x25W • Audio S/N Ratio: ≥98dB • Audio Zone: 2 zone for audio • Zone Volume Control: 2 zones • Wi-Fi: 2.4G up to 20 meters • Infrared Remote Control Distance: up to 10 meters • Blue-tooth Distance: Up to 10 meters • Blue-tooth Version: 5.0 • RAM: 1GB/2GB • ROM: 8GB/16GB • Display: 7 inch IPS Display • Resolution: 1024*600 • Audio Input: 1 group • Audio Output: 1 group • Wire Box Size: 181*114*70mm • Dimension: 186.5*122*48.8mm