Features: Achieve accuracy with the BK7238 chip single channel transmit component, supporting multiple communication procedures for seamless integration with various smart devices, ideal for smart home arrangements and remote device management. Knowledge high efficiency and stability with the FRIEND 4 glassfiber board, offering excellent heat resistance and insulation, ensuring consistent execution in burden industrial automation conditions. Enjoy easy installation with brief component plan, requiring denial complex tools. Profit from low power consumption with upgraded circuit plan, extending device existence and suitable for long running arrangements like security observing. Secure broad agreement with multiple input potential ranges, meeting varied hegemony criteria. Specifications: Substancemail: FRIEND 4 glassfiber board. Processecond: High accuracy fix technology is embraced to secure the reliability and long life of circuit associations. Technical parametersecond: Integrated BK7238 chip, backs single transmit control, and furnishes efficient indication processing capabilities; the operating potential extent is 12V to 5V, suitable for a variety of electrical supply conditions. Sizemail: 4x6.5cm. Practicality: That is widely used in smart home, industrial automation, device and other domains, and realizes accessible equipment management and control through radio transmission. Package Includes: BK7238 chip single transmit module × 1 note: Pay attention to whether it is compatible