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November 27-29, 2025
PWTC Expo, Guangzhou
第11屆2017第六屆中國國際老齡產(chǎn)業(yè)博覽會觀眾預(yù)登記通道，將于2017年5月開啟，
敬請期待。如有問題請與我們聯(lián)系，
電話： +86 (0)20 8989 9605/8989 9600，
郵箱：CRCinfo@polycn.com
Function characteristics： (a ) GPS and Beidou positioning. (b) Silent monitor. (c) Cross-border alarm information push APP. (d) Real-time location. (e) Historical track playback. (f) Fast navigation. Performance index： (a) Outdoor positioning accuracy: 5~8 m (b) Positioning frequency: 5 minutes (c) Location data upload delay time: ≤1 s (d) Safe and radiation-free, service life: ≥10 years (e) Endurance: ≥48 hours (f) Data transmission method: 2G/4G
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