I just did a quick outdoor loopback test of two XBee series 1 1mW wire antenna at about 3.5 feet (1m) high. I managed over 150ft with 92% good packets which is fairly impressive. Especially since one of the XBees was running on two AA batteries at only 2.7v. I think this is better then the promis…

XBee 1mW range

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