Welcome to our shop! Introducing our high-performance preamplifier board, featuring the NE5532 chip. With its low noise and excellent output drive performance, this board ensures high-quality audio reproduction. Designed as a dual-channel stereo power amplifier, this board offers a 5X amplification factor, delivering a truly immersive auditory experience. We have used high-quality electronic components in the manufacturing of this board, guaranteeing stable performance and a long service life. The reasonable circuit layout and compact structure make it easy to use and integrate into your audio setup. Item Specifications: - Item Type: Preamplifier Board - Model: XH-A902 - Chip: NE5532 - Number of Channel: Dual Channel - Amplification Factor: 5 times - Supply Voltage: DC 12-30V - Item Weight: Approx. 12g - Mounting Size: 42x23mm / 1.65x0.91in - Diameter: 3mm/0.12in Order includes: 1 x Preamplifier Board 100% Satisfaction: Our customers are our top priority. If you find any product problems after receiving the goods, such as damage and incorrect quantity of goods, please contact the seller immediately. We try our best to provide you with satisfactory after-sales service.