WBK Features

Wireless - 2.4 GHz (802.11 b/g/n)
0.96" OLED display shows Car voltage, Volume level, Battery level and WiFi status
Up to 4 channels for controlling subwoofer and mid/high amplifiers simultaneously
Wide frequency response (10-20khz)
Up to a 150-foot connection range
3 Adjustable Knob Sensitivity settings: Low, Normal, High
Built in Auto sleep mode.
USB-C Charging with battery protection