Receiving distance:Greater than 10mWorking voltage:DC12-24VPower interface:55 * 21 DCWorking current:Greater than 5AHorn interface:5MM Connect pin Product model:AMP-2206Bluetooth version:V5.0+BR+EDRProduct size:100x100x36mmMicrophone interface:6.35Product net weight:380GVoltage load power:24V THD+N=10% RL=4 ohms PO=64W * 2THD+N=10% RL=8 ohms PO=38.7W * 222V THD+N=10% RL=4 ohms PO=54W * 2THD+N=10% RL=8 ohms PO=32.4W * 218V THD+N=10% RL=4 ohms PO=36.6W * 2THD+N=10% RL=8 ohms PO=25W * 212V THD+N=10% RL=4 ohms PO=30W * 2THD+N=10% RL=8 ohms PO=18W * 2Colour:BlackMaterial:Plastic Package Contents:1 * Audio Amplifier1 * Controller1 * Optical Fiber Cable1 * HDMI Cable1 * Coaxial Cable2 * Microphones Only the above package content, other products are not included.Note: Light reflection 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.