Nikon D4 - Manual (Page 60)

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Specifications
❚❚Wireless Transmitter WT-5/WT-5A/WT-5B/WT-5C/WT-5D
Wireless
Standards
WT-5/WT-5A/WT-5B/WT-5C: 802.11a/b/g/n
WT-5D: 802.11b/g/n
Communications
protocols
IEEE802.11a: OFDM
IEEE802.11g: OFDM
IEEE802.11b: DSSS
IEEE802.11n: OFDM
Operating frequency
(MHz)
WT-5: 5180-5320 MHz (36/40/44/48/52/56/60/64 ch)
5500-5700 MHz (100/104/108/112/116/120/124/
128/132/136/140 ch)
2412-2472 MHz (1–13 ch)
WT-5A:
5180-5320 MHz (36/40/44/48/52/56/60/
64 ch)
5745-5825 MHz (149/153/157/161/165 ch)
2412-2462 MHz (1–11 ch)
WT-5B:
5180-5320 MHz (36/40/44/48/52/56/60/64 ch)
2412-2472 MHz (1–13 ch)
WT-5C:
5745-5825 MHz (149/153/157/161/165 ch)
2412-2472 MHz (1–13 ch)
WT-5D:
2412-2462 MHz (1–11 ch)
Approximate range
(line of sight)
*
Approximately 180 m (590.5 ft)
Data rates †
IEEE 802.11a/g: 6, 9, 12, 18, 24, 36, 48 and 54 Mbps
IEEE 802.11b: 1, 2, 5.5 and 11 Mbps
IEEE 802.11n-HT20: 72 Mbps maximum
IEEE 802.11n-HT40: 150 Mbps maximum
Security
Authentication: Open system, shared key, WPA-PSK,
WPA2-PSK
Encryption:
128/64 bit WEP, TKIP, AES
Wireless setup Supports WPS
Access protocols Infrastructure, ad hoc