Users Manual
Quick  Reference  Guide 
REN-CBW  &  EBC-05B1  Quick  Reference  Guide   
7
1.3 System Specifications 
REN-CBW 
System 
Mother Board 
REN
-CBW Mother Board 
MCU 
ESP32
-WROOM-32U/MDBT50Q-U1M 
Frequency 
32.768KHz
Wireless 
802.11 b/g/n     
Bluetooth 
BT Bluetooth v4.2 / Bluetooth 5
Button 
ġ
Front side external I/O 
1 x 
button 
Mechanical & 
Environmental 
ġ
Power Requirement 
DC +5V with Micro USB connector
Power Type 
5V DC
Dimension 
110.67 x 60.67 x 21.5
Weight 
TBD
Color 
White
Holder 
1 x Holder
Adapter 
1 x 5V AC to DC USB Adapter
USB cable 
1 x Micro USB to USB cable
Reliability 
EMI Test 
NCC & FCC Class B
Safety 
Avalue Standard Test Criteria
Vibration Test 
Avalue Standard Test Criteria: Random 5~500/5G
Mechanical Shock 
Test 
Avalue Standard Test Criteria : Sine wave/10G
Drop Test 
Avalue Standard Test Criteria
Operating 
Temperature 
0°C ~40°C
Operating Humidity 
40°C @ 95% Relative Humidity, Non
-condensing 
Storage Temperature 
0°C ~ 60°C
Power Consumption 
5mA
BLE transmission 
range 
80mBLE 
Drop Spec. 
120cm










