88115MHz FM Wireless Microphone Surveillance Transmitter Module Board For Adjustable Capacitor DC 2V 9V 9mA Voltage This compact transmitter module operates in the 88115 MHz FM band and is designed for audio transmission experiments and prototyping. It features an adjustable capacitor for tuning and runs from a DC supply in the 2 to 9 volt range with a typical current draw of about 9 mA. The module is intended for development, testing, and educational use in environments where RF transmission is permitted and compliant with local regulations. Key benefits Flexible FM band coverage 88115 MHz for experimental wireless audio projects. Adjustable capacitor provides tuning capability to optimize frequency response and antenna matching. Low power consumption (approximately 9 mA) supports bench testing and batterypowered setups. Boardlevel module that is suitable for quick integration into prototypes, educational kits, or DIY projects. Straightforward, compact form factor that simplifies placement in small enclosures or test rigs. Key attributes Functionality: wireless FM transmitter module designed for microphone/audio experiments in the 88115 MHz range. Frequency range: 88115 MHz with tunable capability via adjustable capacitor. Power: DC supply requirements from 2 V to 9 V; typical current draw around 9 mA. Size and format: compact PCBbased transmitter module suitable for integration into hobbyist and educational projects. Compatibility: designed for use with compatible audio sources and RF development setups in permitted testing environments. Performance indicators: tuned to operate within the specified FM band with adjustable tuning for alignment with antennas and test configurations. Applications and use cases Educational RF labs and electronics classrooms for handson study of FM transmission principles and tuning techniques. Prototyping small wireless microphone systems or demonstration boards in controlled, compliant environments. Hobbyist electronics projects that require a compact FM transmitter for audio demonstration or testing within regulatory guidelines. Notes on compliance and safe use RF transmission in the 88115 MHz band is subject to local laws and regulations. Use only in permitted environments, with appropriate licenses or permissions as required. The adjustable capacitor enables tuning but does not proper RF design practices or regulatory compliance. Operate the module with awareness of allowable transmission power, licensing, and interference considerations. This description reflects the product's brandaligned features and specifications: an 88115MHz FM wireless microphone transmitter module with adjustable capacitor, designed for DC operation from 2 to 9 volts and a current draw of about 9 mA, offered as a compact, boardlevel solution for testing, education, and prototype development in compliant settings.