D-Link DSL-2640T - Operating Range; Transmit Power

DSL-2640T ADSL 2+ Router User Guide
104
Wireless
Standards
IEEE 802.11g, IEEE 802.11b
Modulation
IEEE 802.11b: DQPSK, DBPSK, DSSS, and CCK
IEEE 802.11g: BPSK, QPSK, 16QAM, 64QAM, OFDM
Frequency
2.4 GHz to 2.46 GHz (2400 ~ 2484.5MHz ISM band)
Operating Range
Indoors – up to 328 feet (100 meters)
Outdoors – up to 1312 feet (400 meters)
Transmit Power
11g: 16dBm Typical
11b: 18dBm Typical
Antenna
Built-in Diversity Antenna
(One external Dipole Antenna with RG178 cable assembly)
1) 2.4~2.5Ghz operation mode
2) Peak Gain：2.0 dBi Typical
3) Impedance：50 Ohm nominal
4) V.S.W.R.：2.0:1 Max.
5) Connector：SMA Reverse Connector
Channels
11 channels for United States
13 channels for European Countries
13 channels for Japan
Wireless Data
Rates
IEEE 802.11b: 11, 5.5, 2, and 1Mbps
IEEE 802.11g: 6, 9, 12, 18, 24, 36, 48, 54Mbps
Media Access
Protocol
CSMA/CA with ACK
WEP
64/128/256 bits
Wireless
Certification
Wi-Fi WPA