xiaomi MHCWB6S-B 2.4GHz WiFi Bluetooth Dual-Mode Module User Manual
- June 5, 2024
- Xiaomi
Table of Contents
xiaomi MHCWB6S-B 2.4GHz WiFi Bluetooth Dual-Mode Module
The product description
The user can achieve wireless connection to WIFI net and BLE, through this module
Basic parameters
| Feature Description | Feature Description |
|---|---|
| Model | MHCWB6S-B&MHCWB6S-IB |
| Product Name | 2.4GHz WIFI+Bluetooth dual-mode module |
| Major Chipset | ESP32-C3 |
| WLAN Standard | IEEE 802.11b/g/n |
| BT Standard | V5.0 BLE |
| WLAN Frequency Range | 2.4GHz~2.4835GHz |
| BT Frequency Range | 2402MHz~2480MHz |
Spread Spectrum
| IEEE 802.11b: DSSS (Direct Sequence Spread Spectrum)
IEEE802.11g/n: OFDM (Orthogonal Frequency Division Multiplexing)
Modulation Method| DBPSK/DQPSK/CCK(DSSS)；BPSK/QPSK/16QAM/64QAM(OFDM)
Data Transfer Rate| 11b:1,2,5.5, 11Mbps
11g: 6,9,12,18,24,36,48,54Mbps
11n:HT20MCS0~HT20MCS7 HT40MCS0~HT40MCS7
Antenna Reference| MHCWB6S-B:WIFI/BLE Internal Printed ANT; MHCWB6S-
IB:WIFI/BLE external ANT
Interface| UART
Supply Voltage| 3.3V±0.3V
Dimension| MHCWB6S-B:12（mm）16.2（mm）2.5（mm） MHCWB6S-IB:
12（mm）13.5（mm）2.5（mm）
Operating Temperature| -40°C to 85°C
Storage Temperature| -40°C to 85°C
The display method of Model approved code
In the factory，the model approve code is lasered on the shielding case.
FCC Statement
This equipment has been tested and found to comply with the limits for a Class B digital device, pursuant to part 15 of the FCC rules. These limits are designed to provide reasonable protection against harmful interference in a residential installation. This equipment generates, uses, and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications. However there is no guarantee that interference will not occur in a particular installation. If this equipment does cause harmful interference to radio or television reception, which can be determined by turning the equipment off and on, the user is encouraged to try to correct the interference by one or more of the following measures：
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
This device complies with part 15 of the FCC Rules. Operation is subject to the following two conditions:
- This device may not cause harmful interference, and
- this device must accept any interference received, including interference that may cause undesired operation
Radiation Exposure Statement
This equipment complies with FCC radiation exposure limits set forth for an uncontrolled environment and it also complies with Part 15 of FCC RF Rules. This equipment should be installed and operated with minimum distance of 20 in (50cm)between the radiator and yourbody. This transmitter must not be co- located or operated in conjunction with any other antenna or transmitter
CAUTION:
To comply with the limits of the Class B digital device pursuant to Part 15 of the FCC Rules, this device is compliant with Class B limits. All peripherals must be shielded and grounded. Operation with non-certified peripherals or non-shielded cables may results in interference to radio or reception
MODIFICATION
To assure continued compliance, Any changes or modifications not expressly approved by the grantee of this device could void the users authority to operate the device. This equipment complies with IC radiation exposure limits set forth for an uncontrolled environment. This equipment should be installed and operated with minimum distance of 50 cm(8 in )between the radiator and your body NOTE To satisfy FCC exterior labeling requirements, the following text must be placed on the exterior of the end product Contains Transmitter module
FCC ID:
To satisfy IESD exterior labeling requirements, the following text must be placed on the exterior of the end product ” Contains Transmitter module IC
Manufacturer
Address: xxxxx
A voltage stabilizing element or circuit is required on the power supplies to
the module, and then the power supply is sent to the module This equipment may
be operated in all European countries.
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