Electric guitar or Bass mini DI earphone front stage trainer, portable and lightweight. With a 6.35mm input jack for connecting guitar, and a 3.5mm AUX input jack for connecting MP3/smartphone to play accompanying music. With a 6.35mm output for connecting amplifier, a XLR output for connecting mixer, and a 3.5mm earphone jack. Dual switches, one for power on/off, and another for clear tone/ distortion selection. Supports distortion degree, tone, level and volume adjusting, convenient and flexible to use. Specifications: Input: 6.35mm guitar input, 3.5mm AUX input Output: 6.35mm output, 3.5mm earphone output, XLR output Power Supply: 1 * 18650 battery or DC 5V power adapter(both are not included) Item Size: 8 * 11.5 * 2.7cm / 3.1 * 4.5 * 1.1in Item Weight: 146g / 5.1oz Package Size: 12 * 8.5 * 5cm / 4.7 * 3.3 * 2in Package Weight: 210g / 7.4oz Note: Battery and Power supply not included. Please use the 5V power adapter whose polarity is negative centre otherwise, the product may not work properly. Package List: 1 * DI Trainer 1 * USB Cable 1 * 3.5mm Audio CableWe charge No Tax.No Duty to Canada and USAFree USA Shipping