... Msp, PD, VVVV software . A**o Nano technology parameters :1.14 digital input / output port TX , RX, D2 ~~ ... D132.8 analog input ports A0 ~ A7Of 3.1 pairs TTL level serial transceiver port RX / TX4.6 ... supply : USB , VIN, external 5V input Packing 1 has been burning the bootloader Arduino Nano a finished ... just need to contact us.3 Delivery time:1) Transportation developed countries is about 7-45 days2 ...