Bluetooth Module Series
HCM111Z_TE-B_User_Guide 14 / 22
2.4. Key Features
Table 2: Key Features of TE-B
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1
Within operating temperature range, the module is 3GPP compliant.
Parameters
Details
Power Supply
USB interface:
⚫
Supply voltage range: 4.5
–5.5 V
⚫
Typical supply voltage: 5 V
Arduino interface:
⚫
Supply voltage range: 1.8
–4.3 V
⚫
Typical supply voltage: 3.3 V
Transmitting Power
7.5 dBm ±2 dB
Temperature Range
⚫
Operating temperature range: -40 to +85 °C
1
⚫
Storage temperature range: -45 to +95 °C
USB-to-UART Interface
⚫
Used for AT command communication, data transmission and firmware
upgrade.
115200 bps baud rate by default
⚫
Used for software debugging.
921600 bps baud rate by default
RESET_N Button
Resets the module
Size
(70 ±0.15) mm × (50 ±0.15) mm × (11.79 ±0.2) mm
Antenna interface
50
Ω characteristic impedance