Brand Name: XLTRADE Built-in Battery: No Recommended Headphone Maximum Impedance: 501-600 Ohm Output Type: LINE OUT (AUDIO OUT) Output Type: Balanced Out Origin: CN(Origin) Input Type: LINE IN (AUDIO IN) Input Type: RCA DSD (Direct Stream Digital): Yes Body Material: Aluminum Channels: 2 (2.0) PCM: Yes Bluetooth: No Type: Professional Amplifier WIFI: No Paquete: YES Dimensiones (an. x al. x pr.): 12.3*11*2.6cm