Ericsson R520 - Manual (Page 127)

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Technical Data 127
CLASS 1 LED PRODUCT.
The IrDA Feature Trademark is owned by the Infrared
Data Association and is used under licence therefrom.
GPRS (General Packet
Radio Services)
Data transmission rate Up to 53.6 kb/s.
Infrared communication
Coverage area Up to 1 metre (3.3 ft)
Standards for transfer R520 supports full implementation
of standard IrDA and IrDA-Ultra.
Data transmission rate Up to 1 Mb/s.
Cable
Cable type RS232 (V.24)
Data transmission rate Up to 230.4 kb/s.
Bluetooth wireless
technology
Coverage area Up to 10 metres (33 ft.)
Transmission power 1mW (0dBm)
Frequency band 2.4 GHz - the unlicensed ISM band
Power consumption Standby current: < 0.3 mA
Voice mode: 8-30 mA
Data mode average: 5 mA [0.3-30 mA,
20 kb/s, 25%]
Data transmission rate Up to 108.8 kb/s with one time slot.
3' 3"
1 m
30 °