Compact and lightweight three-channel 50W combo amplifier for keyboard from VX series that features Nutube, an enhanced vacuum tube designed by KORG. With an eight-inch coaxial speaker that outputs clear sound even to the high-frequency range, and a bass reflex structure that reproduces rich low-frequency sound with ample power, this unit delivers high-quality sound. Its chassis uses ABS polymer for its light weight, durability, and excellent acoustical properties. The three-channel design provides an independent volume control for each channel, and CH3 also supports mic input. This combo can also function as a simple and easily transportable PA system. A full complement of input/output jacks is also provided, including an AUX IN jack, headphone jack, and a LINE OUT jack for connection to a PA system. This combo is also ideal for on-stage use as a monitor amp. Dimensions: 354 x 208 x 313 mm. Weight: 4.1 kg.