Welcome to the store! High-performance low-noise amplifier: Designed for high linearity and ultra-low noise. This preamplifier enhances signal reception across a wide frequency range from 100K to 6GHz, ensuring minimal signal degradation and maximum clarity. Convenient Connection: Equipped with an SMA female connector for easy and secure connection to various devices and antennas. Versatile Power Supply Options: Powered by a 5V supply with optional battery operation using a 3.7V 200mAH battery, making it suitable for both stationary and mobile applications. Comes in an anti-static bag for safe shipping. Power Supply: 5V 70ma Frequency Range: 100K-6GHz Ultra-low noise factor, 0.4 dB NF at 1.95 GHz High gain at 1.95 GHz, 20 dB gain. High linearity, +35 dBm output IP3. High input power tolerance, +22 dBm continuous wave High performance stability Stable performance. 50 ohm input/output. Connector: SMA female connector Due to different batches, there may be differences in product appearance and printed text, which does not affect the use. Color: As Shown Material: metal+PCB board Package Contents: 1 * Power Amplifier Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture to be slightly different from the real one. The measurement allowed error is +/- 1-3 cm. Your satisfaction is our top priority. We will provide you with the best service. If you find any problems after receiving the product, such as damage, incorrect quantity, etc., please contact us immediately and we will provide you with the best solution!