Experience powerful and clear metal sound with this ultra-compact Guitar Plug Headphone Amplifier, designed for portability and ease of use. Crafted from durable ABS material, this lightweight amplifier features a built-in rechargeable battery and a simple plug-and-play design with a 6.35mm plug that connects directly to your guitar jack—no installation required. Perfect for practice sessions, this mini amplifier delivers crisp stereo audio output and is compatible with most string instruments. Key Features: · Portable and Lightweight Design: Compact size (7.5 x 7.5 x 1.2 cm) and weighing only 33g, this amp is easy to carry and ideal for on-the-go use. · Simple Plug-and-Play Operation: Equipped with a standard 6.35mm plug that fits directly into your guitar jack, allowing instant use without any setup. · Versatile Audio Connectivity: Includes a "Phones" jack to connect headphones, portable speakers, mixers, or recorders, plus an AUX input to link external audio devices like cellphones or MP3 players. · Three Adjustable Controls: Customize your sound with gain, tone, and volume adjusters to achieve the perfect metal sound tailored to your style. · Built-in Rechargeable Battery: Comes with a USB charging cable for convenient recharging, ensuring uninterrupted practice sessions. · Clear and Bright Stereo Output: Delivers high-quality audio with excellent clarity and brightness for an enhanced playing experience. · Compatible with Most String Instruments: Designed to suit a wide range of guitars and other string instruments for versatile use. Specifications: · Color: Black · Material: ABS · Power Supply: Built-in rechargeable battery · Working Current: 37mA · Item Size: Approx. 7.5 x 7.5 x 1.2 cm (3 x 3 x 0.5 in) · Item Weight: Approx. 33g (1.2oz) · Package Size: 14 x 11 x 2 cm (5.5 x 4.3 x 0.8 in) · Package Weight: 70g (2.5oz) Package Includes: · 1 x Guitar Plug Headphone Amplifier · 1 x USB Charging Cable Enhance your guitar practice and enjoy rich, metal tones anytime, anywhere with this convenient and versatile Guitar Plug Headphone Amplifier.