Enhance your audio experience with our 2 Channel Sound Amplifier, designed to deliver superior sound quality and versatility for a wide range of audio equipment. This stereo sound amplifier preamplifier is perfect for musicians, audio engineers, and sound enthusiasts who demand precision and reliability. APPLICABLE EQUIPMENT: This amplifier features dual channel input and output, making it ideal for multiple sound sources and outputs. It is compatible with sound instruments, microphones, amplifiers, and preamplifiers, providing flexibility for various audio setups. INPUT AND OUTPUT: The amplifier boasts a balanced circuit design for its input, accommodating both single-ended and balanced inputs. Use a large two-pole mono plug for single-ended input or a large three-pole dual channel plug for balanced input. Enjoy balanced long-distance transmission or close-range connections. The output port is unbalanced single-ended, compatible with a 6.5mm large two-pole plug. DUAL CHANNEL: Experience independent dual channel amplification with gain adjustment ranging from 0 to 20DB. Each channel can be used individually or simultaneously without interference, allowing for precise control over your audio output. DURABLE DESIGN: Crafted with a sturdy aluminum CNC chassis, this amplifier is both beautiful and durable. It operates on a working voltage between DC 5-12V and features an independent power switch. A simple LED light indicates power status. Use a 5V power supply with a power bank or premium charging head for optimal performance, as poor quality charging heads may produce AC sound. EASY TO USE: Equipped with 6.35mm input and output jacks, this amplifier is straightforward to connect and operate. Simply plug in your devices and adjust the volume for instant amplification, making it user-friendly for both beginners and professionals. Upgrade your audio setup with this versatile and reliable 2 Channel Sound Amplifier, and enjoy enhanced sound quality and performance in any setting.