Specifications:Name: BT Audio AmplifierMaterial: aluminum alloyModel: X50H

Color: blackBT version: 5.1Audio input: BT +AUX+USB flash driveUSB flash drive: WAV, FLAC, APE, MP3Output power (Left and right channels): 2*10W @ 8Ω/12V; 2*20W @ 4Ω/12V; 2*15W @ 8Ω/16V; 2*20W @ 8Ω/24VProtecting mechanism: over voltage, over current, under voltage clipping, short circuit, overheatingRemotely control function: SupportItem size: 78 * 65 * 35mm / 3.07 * 2.05 * 0.38inItem weight: 106g / 3.53ounce

Multiple Input Modes:The X50H Bluetooth amplifier provides three input modes—Bluetooth, AUX, and USB. When all interfaces are connected simultaneously, switching between input modes is as easy as a quick four presses of the main knob.Furthermore, the X50H Bluetooth amplifier employs a hardware priority mechanism. Upon inserting AUX or USB, the Bluetooth function is automatically disabled, and the mode switches exclusively to AUX or USB. To return to Bluetooth mode, simply unplug AUX or USB or give the main knob four short presses.Additionally, the X50H Bluetooth amplifier comes equipped with a memory function. The chosen input mode before powering off will be remembered. Therefore, upon startup, the amplifier will seamlessly resume using the input mode from the previous session, ensuring a consistent and personalized user experience.Remote Control:Enhance your experience with the remote control, offering seamless control over various functions:Switch Input Modes: Effortlessly toggle between different input modes.Quick Song Changes: Swiftly switch between tracks at your convenience.Flexible Volume Adjustment: Easily adjust the volume to suit your preferences.Power Control: Effortlessly turn the amplifier on or off with the touch of a button.Experience the convenience of versatile control at your fingertips.Multifunctional Knob Design:To meet diverse customer needs, we have endowed the knob with additional functions. Different functions can be achieved by short presses of varying frequencies. For instance:Single Click: Pause/PlayDouble Click: Next TrackTriple Click: Previous TrackQuadruple Click: Switch Input ModesQuintuple Click: Activate App Function (change Bluetooth names or set Bluetooth passwords)Sextuple Click: Factory Reset (useful if the Bluetooth amplifier is mistakenly connected to another device; forcefully disconnects the wrongly connected Bluetooth device or resets the device if you forget the Bluetooth password)Long Press: Standby.Package includes:1 x X50H Audio Amplifier1 x Remote Control1 x 3.5mm Aux Cable1 x RCA Cable1 x User Manual