10pcs SPPC bluetooth Serial Adapter Module Wireless Serial Communication from Machine AT-05 Replace HC-05 HC-06

Features bluetooth V3 0 EDRbluetooth Class 2Built in PCB radio frequency antennaSupport UART interface3 3V power supplyOperating Frequency Band 2 4GHz 2 48GHz unlicensed ISM band bluetooth Specification V2 1 EDRMore document click to download JDY 30 Applications 1 bluetooth printer2 bluetooth POS machine3 intelligent home control4 bluetooth wireless data transmission Package Included 10 x SPPC bluetooth Serial Adapter Module