NXT Bluetooth

[fuzzball27]

Does the NXT use BT 2.1? I've been searching the web and haven't found a clear answer.

[rich2020]

NXT User guide
Check page 13.

• 32-bit ARM7 microprocessor
• 256 Kbytes FLASH, 64 Kbytes RAM
• 8-bit microprocessor
• 4 Kbytes FLASH, 512 Byte RAM
• Bluetooth wireless communication,
Bluetooth class II V2.0 compliant
• USB 2.0 port
• Four input ports, six-wire digital platform
• Three output ports, six-wire digital platform
• Dot matrix display, 60 x 100 pixels
• Loudspeaker, 8 KHz sound quality
• Power source: Rechargeable lithium battery
or six AA Batteries
• Plug for power adapter: US: 120VAC 60Hz
UK, EU, AUS: 230~ 50Hz