=== TinyOS ===
The Crossbow TELOS-B

|| PICTURE HERE ||
|| IEEE 802.15.4 compliant ||
|| 250 kbps, high data rate radio ||
|| TI MSP430 microcontroller with 10kB RAM ||
|| Integrated onboard antenna ||
|| Data collection and programming via USB interface ||
|| Open-source operating system || 
|| Optional integrated temperature, light and humidity sensor ||
||[ http://bullseye.xbow.com:81/Products/productdetails.aspx?sid=252 Link]