1、6 kinds of sound modes,12 kinds of electronic sounds and 12 kinds of sound effects, professional-grade electronic sound adjustment, choose right sound for yourself. 2、Built-in preset warm-up special effects, easy and quick to warm up. 3、BT wireless function, support BT to play music accompaniment. Features： 6 kinds of sound modes,12 kinds of electronic sounds and 12 kinds of sound effects, professional-grade electronic sound adjustment, choose right sound for yourself. Built-in preset warm-up special effects, easy and quick to warm up. BT wireless function, support BT to play music accompaniment. Dual DSP smart core for arithmetic processing of various complex sound effects. Support nine functions: electricity sound, atmosphere, reverberation, monitor, microphone, dodge function, multi-platform, inflexion and one key sound. Built-in rechargeable large capacity lithium battery, no worry about low battery. Wide application, compatible with iOS, Android, and Windows. Specifications： Material: Metal Power Supply: Built-in rechargeable 1200mAh lithium battery Working Current: 45mA Shutdown Current: 50uA Product Size: 127 * 108 * 27mm/ 5 * 4.25 * 1.06inch Product Weight: 324g/ 11.4oz Package Size: 215 * 128 * 50mm/ 8.4 * 5.03 * 1.9inch Package Weight: 450g/ 15.8oz Package List：(Random Color of Accessories) 1 * Sound Card 2 * Audio Cable 1 * Charging Cable 1 * User Manual (Random Color of Accessories) 1 * Sound Card 2 * Audio Cable 1 * Charging Cable 1 * User Manual