Panasonic Toughbook CF-Y4HWPZZBM Operating Instructions Manual page 64

Specifications
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Average value. May differ depending on models.
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Operations of this computer are not guaranteed except for the pre-installed OS.
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Preinstalled B's CLiP does not support CD-R.
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The Product Recovery DVD-ROM is required.
Wireless LAN
Data Transfer Rates
Standard Supported
Transmission Method
Wireless Channels Used
RF Frequency Band
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These are speeds specified in IEEE802.11a+b+g standards. Actual speeds may differ.
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IEEE802.11a: 54/48/36/24/18/12/9/6 Mbps (automatically switched)
IEEE802.11b: 11/5.5/2/1 Mbps (automatically switched)
IEEE802.11g: 54/48/36/24/18/12/9/6 Mbps (automatically switched)
IEEE802.11a/IEEE802.11b/IEEE802.11g
OFDM system, DS-SS system
IEEE802.11a: Channels 36/40/44/48/52/56/60/64/149/153/157/161/165
IEEE802.11b/ IEEE802.11g: Channels 1 to 11
IEEE802.11a: 5.18 - 5.32 GHz, 5.745 - 5.825 GHz
IEEE802.11b/ IEEE802.11g: 2412 - 2462 MHz
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