- 3 -Topologyy 8 devices point-to-multipointAntennay Built in the cardRF Topologyy Frequency hopping spread spectrumLED indicatory Power: OrangeTransmitter Powery Output power meets Class 2 RequirementPower Requirementy 5V DC, 86mA (max.)Physical SpecificationDimension: 69.53 (L) x 26.68 (W) x 9.19 (H) (mm)Supported operating systemsy Windows 98/ ME /2000 /XPCertificationy FCC Part 15 in USy EN300328 and EN300826 (EN301489-17) in European.