Toshiba Satellite C840 - Manual (Page 150)

4. : This equipment uses a frequency bandwidth from 2,400
MHz to 2,483.5 MHz. It is impossible to avoid the band of mobile
object identification systems.
4. About the JEITA
5GHz Wireless LAN supports W52/W53/W56 Channel.
Device Authorization
This device obtains the Technical Regulation Conformity Certification and it
belongs to the device class of radio equipment of low-power data
communication system radio station stipulated in the Telecommunications
Business Law of Japan.
Realtek ® RTL8188CE Wireless LAN 802.11n PCI-E NIC b/g/n
Wireless LAN
The Name of the radio equipment: RTL8188CE
Japan Approvals Institute for Telecommunications Equipment
Approval Number: D100075001
Realtek
® RTL8723AE Wireless LAN 802.11n PCI-E NIC b/g/n
Wireless LAN and Bluetooth
The Name of the radio equipment: RTL8723AE
DSP Research, Inc.
Approval Number: D111514003
Atheros WB225 802.11b/g/n Wireless LAN and Bluetooth
The Name of the radio equipment: AR5B225
DSP Research, Inc.
Approval Number: D110317003
Atheros AR5B125 802.11b/g/n Wireless LAN
The Name of the radio equipment: AR5B125
DSP Research, Inc.
Approval Number: D110320003
Intel 2200BNHMW 802.11b/g/n Wireless LAN
The Name of the radio equipment: 2200BNHMW
DSP Research, Inc.
Approval Number: D111209003
The following restrictions apply:
Do not disassemble or modify the device.
Do not install the embedded wireless module into other device.
User's Manual D-7