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Continue to ChatXBee Module Series upgrade S2 Zigbee Wireless Data Transmission Module http://store.arrowdot.io/product/xbee-module-series-upgrade-s2-zigbee-wireless-data-transmission-module/
XBee Module Series upgrade S2 Zigbee Wireless Data Transmission Module http://store.arrowdot.io/product/xbee-module-series-upgrade-s2-zigbee-wireless-data-transmission-module/