3
10
USB Interface
1.2 Operation Panel
1.3 Model No.
SP-TL21N :default support USB, serial and Bluetooth three communication
interfaces.
Model
Description
SP-TL21N
Support RS-232 and USB
SP-TL21NBTDM
Support RS-232, USB and Bluetooth(Double Mode)
SP-TL21NBTMM
Support RS-232, USB and Bluetooth(One to Many)
SP-TL21NWF
Support RS-232, USB and WIFI
SP-TL21NE
Support USB and Ethernet