Small simple compact design but practical and powerful, little Hi-Fi Bluetooth wireless amplifier exclusively designed for the customers who pursue HiFi soundBluetooth 5.0 core, up to 50ft connection range guarantees low signal delay. No , no audible noise when Bluetooth connection is established100W RMS X 2(4 ohms, 20 Hz - 20 kHz, 0.04% THD), comes with 24V power supply, can drive 280watts(8 ohm), 320watts(4 ohm) speakers, (For passive speakers only, not the powered speakers.)Advanced circuitry design, built-in speakers protection circuit, best for bookshelf/computer/desktop/speakers in your homeHome integrated digital amplifier.Plug Type:EU Plug,it applies to Indonesia, Germany, France, Spain, Italy and so onsize: 10.7 x 9 x 3.5cmMaterial: ABScolour: blackPackage Contents:1 x Host 1 x Power 1 x AntennaOnly the above package content, other products are not included.Note: Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.