Serial to Bluetooth Models Comparison

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Model	BT232	BT432	BT452	BT452D	BT452U	BT452IBC
Description	RS232 Bluetooth	Serial Bluetooth	Serial Bluetooth	Serial DIO Bluetooth	USB to Bluetooth	iBeacon Reader
Bluetooth version	Bluetooth 2.0	Bluetooth 2.1	Bluetooth 5.0	Bluetooth 5.0	Bluetooth 5.0	Bluetooth 5.0
Bluetooth Chipset	CSR	CSR	Nordic 52840	Nordic 52840	Nordic 52840	Nordic 52840
Carrier Frequency	2400~2483.5 MHz	2400~2483.5 MHz	2400~2483.5 MHz	2400~2483.5 MHz	2400~2483.5 MHz	2400~2483.5 MHz
Class	Class 1	Class 1	Class 1	Class 1	Class 1	Class 1
Tx RF Output Power	13 dBm	13 dBm	8 dBm	8 dBm	8 dBm	8 dBm
Rx Sensitivity	-86 dBm (min)	-86 dBm (min)	-93 dBm (min)	-93 dBm (min)	-93 dBm (min)	-93 dBm (min)
Antenna	SMA plug 2 dBi	SMA plug 2 dBi	SMA plug 2 dBi	SMA plug 2 dBi	SMA plug 2 dBi	SMA plug 2 dBi
Distance	100 meters	100 meters	100 meters	100 meters	100 meters	100 meters
RS232	1
RS232/485/422		1	1	1	1	1
Baud Rate	1200 ~ 115.2K	1200 ~ 115.2K	4800 ~ 115.2K	4800 ~ 115.2K	4800 ~ 115.2K	4800 ~ 115.2K
USB					1
DIO				DI2, DO4
Security			AES 128 bits	AES 128 bits	AES 128 bits	AES 128 bits
Setup Utility	V	V	V	V	V	V
Power Input	DC 5~7 V	DC 9~24 V	DC 9~30 V	DC 9~30 V	DC 9~30 V	DC 9~30 V
DIN-Rail Mounting		V	V	V	V	V
Operating Temperature	-10°C ~ 70°C	-10°C ~ 70°C	-10°C ~ 70°C	-10°C ~ 70°C	-10°C ~ 70°C	-10°C ~ 70°C
Net Weight	35 g	95 g	100 g	355 g	110 g	100 g