DX-BT18 ble dual mode modul spp2.0 + ble 4,0 wifi bluetooth-kompatible drahtlose serielle port transparente übertragung HC-05 06
USD 1.64USD 2.53
DX-BT18 ble dual mode modul spp2.0 + ble 4,0 wifi bluetooth-kompatible drahtlose serielle port transparente übertragung HC-05 06