The Positive Grid S1013G-USSSS is a portable guitar amplifier designed in collaboration with Steve Vai, featuring a 10-watt output power and dual-speaker configuration for enhanced sound projection. This compact amplifier measures approximately 25 cm in width, 15 cm in height, and 12 cm in depth, weighing around 1.2 kg for easy transport. The vibrant red finish provides distinctive visual appeal while maintaining professional aesthetics. Power is supplied by a built-in USB-rechargeable battery system that offers extended playing time, making it suitable for practice sessions, small performances, and outdoor use. Integrated Bluetooth connectivity allows wireless audio streaming from compatible devices, while the audio interface functionality enables direct recording to computers and digital audio workstations. The dual-speaker design delivers clear, balanced tone across various frequency ranges, with precise control over volume, gain, and tone settings. Constructed from durable materials with reinforced corners and protective grille, this amplifier withstands regular use while maintaining reliable performance. The intuitive control layout includes input jacks for guitars and auxiliary devices, along with status indicators for battery level and connectivity. As a successor model of previous portable amplifier designs, this unit incorporates refined electronics and improved power management for consistent operation. The compact form factor fits easily on amplifier stands or flat surfaces, with rubberized feet providing stability during use. The temperature operating range spans from 0°C to 40°C, ensuring performance across typical indoor environments. Complete with necessary cables and protective cover, this amplifier serves as a versatile tool for guitarists seeking portable amplification with professional features.