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volume control and device mode select are controlled through an I2C compatible interface
Building Security: Detect intrusions and trigger alerts for heightened security
speaker and LEDs
it will charge the connected Li-Ion/Li-Po 3
USB to RS232/RS485 Bidirectional Serial Converter Biometrics volume control and device modeUSB to RS232 RS485 Bidirectional Serial Converter USB To RS232 485 Serial Converter, Onboard Original FT232RNL Chip, Multiple Devices Applicable, Multi OS Compatible Features: Adopts original FT232RNL chip, fast communicating, stable and reliable, better compatibility Onboard TVS (Transient Voltage Suppressor), effectively suppresses surge voltage and transient spike voltage in the circuit, lightning proof & anti electrostatic Onboard self recovery