COMPACT YET ROBUST PERFORMANCE: Despite its small size, this Bluetooth amplifier delivers a robust sound with a maximum output of 10W+10W with 8 ohm speakers and 20W+20W with 4 ohm speakers, ensuring powerful audio performance for all your entertainment needs. VERSATILE CONNECTIVITY OPTIONS: Equipped with a variety of input methods including Bluetooth, 3.5mm AUX, and USB, this amplifier is compatible with a wide range of devices such as smartphones, tablets, laptops, and MP3 players, allowing you to enjoy your favorite music with ease. ADVANCED APP CONTROL: Enhance your audio experience with our dedicated app designed for this amplifier. Customize settings such as the Bluetooth name and password, and access advanced features to maximize your listening experience. INNOVATIVE MULTIFUNCTIONAL KNOB: This amplifier features a unique knob that lets you control multiple functions with simple presses. Change tracks, switch input modes, activate the app, or reset to factory settings effortlessly, enhancing user interaction and convenience. BUILT-IN SAFETY MECHANISMS: Safety is with this power amplifier, which includes several protective features such as short circuit prevention, overcurrent protection, overheating prevention, and anti-reverse protection, ensuring reliable and safe operation. Plug Type:US Plug, it applies to Canada, India, Mexico, Thailand, Taiwan, the , the Philippines and so on. Voltage:AC110V Colour:As Shown Material:Metal Package Contents: 1 * amplifier 1 * aux audio cable 1 * audio cable 1 * type-c to USB adapter 1 * Power adapter 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.