38Specifi cations
Direct Sequence Spectrum Spread (DS-SS); single (half duplex)
Communication
protocols
IEEE 802.11b
(standard wireless LAN protocol)
, ARIB STD-T66
(standard for low power data communications systems)
Standards
146.5 mm × 34.5 mm × 65.5 mm (5.8˝ × 1.4˝ × 2.6˝)
Dimensions
(W × H × D)
220 g / 7.8 oz (excluding antenna)Weight
Temperature: 0–40 °C (32–131 °F)
Humidity: less than 85% (no condensation)
Operating
environment
3 W maximum
Power
consumption
Sleep: 150 mA maximum (at input voltage of 13.5 V)
Send: 220 mA maximum (at input voltage of 13.5 V)
Current
consumption
Infrastructure / ad-hocAccess protocols
128/64-bit (104/40-bit) WEPSecurity
1, 2, 5.5, and 11 MbpsData rates
WT-1: 2412–2472
MHz (13 channels)
WT-1A: 2412–2462
MHz (11 channels)
Operating
frequency
Approximately 30 m (98´) with WA-S1 standard antenna
Approximately 150 m (492´) with WA-E1 extended range antenna
and large antenna at wireless LAN access point
Range
(line of sight)