This document is a model confirmation letter from Shenzhen DO Intelligent Technology Co., Ltd, certifying their Smart Watch product line. The letter specifically addresses models DR05, DR03, and DR06, confirming that while the electrical circuit design, layout, components, and internal wiring are identical across all models, the appearance, antenna type, and antenna gain differ.
The document provides a table outlining the antenna specifications for each model. DR03 utilizes an FPC antenna with a gain of -2.52dBi, while DR05 and DR06 both employ a metal center frame antenna with a gain of -0.96dBi. The HVIN (Hardware Version Identification Number) is also listed for each model, corresponding to its respective model number.
The letter includes images of the front and back of each Smart Watch model, visually demonstrating the differences in appearance. It is signed by Wu Dajun, General Manager, and dated 2025-1-15.
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This document is a model confirmation letter from Shenzhen DO Intelligent Technology Co., Ltd, certifying their Smart Watch product line. The letter specifically addresses models DR05, DR03, and DR06, confirming that while the electrical circuit design, layout, components, and internal wiring are identical across all models, the appearance, antenna type, and antenna gain differ.
The document provides a table outlining the antenna specifications for each model. DR03 utilizes an FPC antenna with a gain of -2.52dBi, while DR05 and DR06 both employ a metal center frame antenna with a gain of -0.96dBi. The HVIN (Hardware Version Identification Number) is also listed for each model, corresponding to its respective model number.
The letter includes images of the front and back of each Smart Watch model, visually demonstrating the differences in appearance. It is signed by Wu Dajun, General Manager, and dated 2025-1-15.
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