Separate LD3320 speech recognition module-serial port version (no TTL burning board) LD3320 serial port version relay board (relay board can burn programs) Serial port version module
Choose region:
Choose shipping method:
Items weight estimation 0 g, subject to actual weight
Calculated shipping includes heavy logistics. Order more, shipping costs will reduce
to 50% discounts!
You can advise shipping services including DHL, ocean shipping, UPS, Fedex, pls contact us!