bluetooth amplifier

Packing List: 1× Amplifier 1× Power Supply(Optional) 1× Mannul Tip:The power supply MUST to be 9V-24V/bigger than 3.5A(Best is 12V/5A or19V/3.5A),if you have not the suitable power supply,suggest buy the power supply together. Features: 1.Bluetooth 5.0 Lossless Transmission Stable signal, long transmission distance (up to 12m), intelligently compatible with 99% of devices Pure copper gold-plated terminals to strength the stability and accuracy of audio transmission signal 2.Proper size and attractive appearance Compact size suits very well for home and desktop use. Not only as a power amplifier but also can as a PC sound card. Integrated plastic case with LED display, unique design makes it smooth and textured. No visible screws on the surface to ensure its solidness and clean appearance, the VU meter will dance with the music, beautiful and practical.    3. Multi-function and amazing performance Supports multiple inputs (AUX/USB/Bluetooth). The USB port supports both computers (no driver is required) and phones (with OTG function), It can provide you almost all methods that you want to enjoy your music. It offers you great listening experience even at a very low price, the volume knob adopts expensive encoders instead of normal potentiometer to avoid noise when adjusting volume.    4. Hi-Fi sound and Powerful HiFi clear and clarity sound, no audible noise, our engineer spent a lot of time and efforts to optimize the circuit to ensure it has no noise even at the maximum output power(100W (50W*2) MAX output power, which can drive most home speakers.)   Parameters Bluetooth: 5.0 Version, 12M distance Audio Inputs: 3.5mm AUX, Bluetooth and USB. Audio Outputs: Banana Speaker Jacks  Output Power: 50W*2 (24V/4Ω load) Speaker Impedance: 4Ω-16Ω Frequency Response: 20Hz-20KHz(±1dB) SNR: ≥98dB Power Supply: DC9V-24V (with reverse polarity protection) Size: (W)90*(H)50*(D)110mm (3.5 in*1.9 in*4.3 in) Net Weight: 220g    Free Shipping - Allow 30 days CALIFORNIA PROPOSITION 65 WARNING  WARNING: Cancer and Reproductive Harm -