Input parameters: 12 (V) Output parameter: 5 (V) Type: Wireless Charger Charging current: 1000 (mA) Indication function: with indication function Interface: USB Color: khaki, dark brown Wireless charging Bluetooth speakers: stress and emotions are released with the music, let life return to the truth, enjoy freedom, balance Family music space, unexpected encounter with favorite music, all moods find resonance in the music world Over-voltage protection, charging and discharging freely: high-voltage input in fast charging mode, when the voltage is unstable or high, wireless charging will automatically stop working, effectively protecting its own devices and charging devices. Stereo dual speakers for a live experience Dual-core chip safe charging, sensitive response, recognition support fast charging device, automatic access to wireless fast charging mode Tweeter: Independent cavity restores the essence of music - high-end accessories, configuration, full-frequency internal magnetic Meet your favorite music, fast-paced cities need to slow down and enjoy your music slowly