Joyo Jw03 2.4ghz Digital Wireless Jack Input Walkie-Talkie Instrument System for All ElasticsDurable Construction: Constructed with durable materials, this guitar amplifier is built to last, providing long term reliability and performance. Compact and Portable: Its compact size and lightweight design make the JOYO JW 03 highly portable, allowing you to take your music wherever you go. Easy to Use: With its user friendly design, this wireless transmission receiver and sender is easy to set up and operate, making it perfect for both beginners