Specifications: Description: IEEE 802.3af PoE compliant or 48 VDC input from included AC power supply
Voltage: 100-240 VAC
Current: 1.0 / 0.4 A
Frequency: 50 / 60 Hz
Features: Built-in bluetooth for wireless audio streaming Compatible with all your favorite bluetooth devices(For iPhone, Android, Smartphone, iPad, Tablet, PC, etc.) Low distortion-Low noise Stable and controlled output Efficient power utilization Impedance matching-prevents excessive strain Balanced inputs and outputs Thermal management to prevent overheating