This document presents internal photographs of the DD1673H smart thermostat. The images provide a detailed view of the device's internal components, including the EUT housing, circuit board, and antenna. The photographs are part of the testing and certification process, offering insights into the device's construction and design.
The document includes multiple views of the EUT housing and circuit board, allowing for a comprehensive understanding of the device's internal layout. The location of the antenna is also clearly identified in one of the photographs. These images are essential for regulatory compliance and product evaluation.
The photographs were taken by Waltek Testing Group (Shenzhen) Co., Ltd., and are part of the test report with reference number WTN25X04104560W. The document is intended for technical review and assessment purposes.