Features: Brand new and high quality Adjustable 13.56MHz signal source with variable power output - perfect for customizing your device's communication capabilities! With a working voltage of 12V and current draw of just 60mA, this PCB-based accessory is both efficient and effective. Ideal for developers, engineers, and hobbyists looking to enhance the functionality of their electronics projects. Use this versatile signal source in a variety of settings, from prototyping new devices to testing existing ones. Upgrade your setup today with this high-quality, customizable signal source - compatible with a wide range of devices and applications. Specifications: Item Type: Transmit Signal Source Module Material: PCB Working Frequency: 13.56MHz Output Power: 7dBm-23dBm Working Voltage: 12V Working Current: 60mA Package Includes: 1 x Transmit Signal Source Module note: No retail package. Due to the problems of lighting effects and shooting angles, there will be certain tolerances in the product, please understand. Please allow 0-1cm error due to the manual measurment.