Cdtech Manuals & User Guides

Cdtech CDW-21821CE-00 Fanless Embedded Computer Bare Bone User Manual

February 4, 2026

Cdtech CDW-21821CE-00 Fanless Embedded Computer Bare Bone Overview The 21821CE-00 is a single-die wireless local area network (WLAN) and Bluetooth (BT) combination solution to support 1 × 1 IEEE 802.11a/b/g/n/ac…

Cdtech CDI-WX27931A-00 BLE 5.0 WiFi Module Owner’s Manual

January 12, 2026

Cdtech CDI-WX27931A-00 BLE 5.0 WiFi Module Reversion History Version Date Modification  1.0  2024.12.28  First release  1.1  2025.04.26  Update the RF metric Overview CDI-WX27931A-00 is 802.11a/b/g/n/ac/ax and BLE5.0 1T1R IOT Module.…

Cdtech CDI-W30721DM WiFi and BT Module User Guide

January 6, 2026

Cdtech CDI-W30721DM WiFi and BT Module Software： Customer  Approve  Date Design Check Approve Version Date  V1.4  2025.07.11  Reversion History： Version Date Modification  1.0  2025.03.10  First release  1.1  2025.03.20  Revise PIN…

Cdtech CDW-B1800D4-L3 Dual Band WiFi6 Plus BLEModule Owner’s Manual

September 14, 2025

CDW-B1800D4-L3 Dual-band WiFi6 + BLE Module Spec (USB2.0, BW40M, IPEX antenna type, Shielding) CDW-B1800D4-L3 Dual Band WiFi6 Plus BLEModule Software： Customer Approve Date Design Check Approve Version Date V1.1 2025.05.15…

Cdtech CDW-61851BE-00 Dual Band Wi-Fi 6 plus BT5.3 Module Owner’s Manual

September 11, 2025

Cdtech CDW-61851BE-00 Dual Band Wi-Fi 6 plus BT5.3 Module Specifications Model: CDW-61851BE-00 Product Name: Dual-band Wi-Fi 6 + BT5.3 Module Major Chipset: Realtek RTL8851BE-CG Standard: IEEE 802.11a/b/g/n/ac/ax, BT V2.1+EDR/4.2/5.3 Data…

Cdtech EL.RTL8733BU-CWFT Dual Band Wi-Fi 4 11n plus BT5.2 Module Instruction Manual

September 10, 2025

Cdtech EL.RTL8733BU-CWFT Dual Band Wi-Fi 4 11n plus BT5.2 Module General Specification Model EL.RTL8733BU-CWFT Product Name WLAN 11a/b/g/n 1T1R + BT5.2 module Major Chipset RTL8733BU-CG Standard 802.11a/b/g/n Modulation Method BPSK/…

Cdtech CDW-47W265S Dual Band WiFi6 BT5.4 Module Owner’s Manual

July 19, 2025

Cdtech CDW-47W265S Dual Band WiFi6 BT5.4 Module Specifications Model: CDW-47W265S Product Name: Dual band WiFi6+BT5.4 Module Major Chipset: Amlogic W265S1 Standard: IEEE802.11a/b/g/n/ac/ax, Bluetooth V2.1+EDR/BT5.4 Data Transfer Rate: Max 1201 Mbps…

Cdtech CDW-208723D-01 Wi-Fi Module Owner’s Manual

July 18, 2025

Cdtech CDW-208723D-01 Wi-Fi Module Specifications Model: CDW-208723D-01 Product Name: WLAN 11b/g/n 1T1R + BT4.2 module Major Chipset: RTL8723DS Standard: 802.11b/g/n Modulation Method: BPSK/QPSK/16-QAM/64-QAM Frequency Band: 2.4GHz ISM Band WiFi Interface:…

Cdtech CDI-W30721DM Dual Band WiFi4 Plus BLE5.0 Module Owner’s Manual

July 18, 2025

SPECIFCATION CDI-W30721DM Dual band WiFi4+BLE5.0 Module Spec (UART, 1 antenna type,with shielding) CDI-W30721DM Dual Band WiFi4 Plus BLE5.0 Module Software: Customer Approve Date Design Check Approve Version Date U1.3 2025.05.26…

Cdtech CDW-B1800DL-01H WiFi Module Owner’s Manual

July 1, 2025

Cdtech CDW-B1800DL-01H WiFi Module Specifications Model: CDW-B1800DL-01H WiFi module Major Chipset: AIC8800DL Standard: 802.11b/g/n/ax Frequency Band: 2.4GHz WiFi Interface: USB2.0 BLE Interface: USB2.0 Storage Temperature: 5% to 90% maximum humidity…

Cdtech CDB-BM2853C-00 Bluetooth Module Datasheet and Specifications

Datasheet

Comprehensive datasheet for the Cdtech CDB-BM2853C-00 Bluetooth Module, detailing its features, technical specifications, pin descriptions, Bill of Materials (BOM), electrical characteristics, packaging instructions, reflow profile, and regulatory compliance information.

CDW-6986850-00 Single Band WiFi + BLE5.0 Module Specification

Technical Specification

Technical specifications for the CDW-6986850-00, a single-band Wi-Fi and Bluetooth 5.0 Low Energy module from CHINA DRAGON TECHNOLOGY LIMITED (Cdtech). Details include overview, features, general and RF specifications, electrical characteristics,…

Cdtech CDI-WY16600A-00 WiFi+BLE Module Technical Specification

Technical Specification

Technical specification for the Cdtech CDI-WY16600A-00 WiFi+BLE module, detailing features, general specifications, pin descriptions, electrical characteristics, and FCC compliance information from CHINA DRAGON TECHNOLOGY LIMITED.

EL.RTL8733BU-CWFT Dual-band WiFi 11n + BT5.2 Module Specification

technical specification

Technical specification document for the EL.RTL8733BU-CWFT Dual-band WiFi 11n + BT5.2 Module from CHINA DRAGON TECHNOLOGY LIMITED (Cdtech), detailing features, RF specifications, electrical characteristics, and regulatory compliance.

CDW-B1800DL-01H WiFi Module Datasheet and Specifications

datasheet

Detailed datasheet and specifications for the CDW-B1800DL-01H WiFi module from China Dragon Technology Limited, covering RF specifications, Bluetooth features, dimensions, and compliance information.

CDI-W30721DM Dual Band WiFi4+BLE5.0 Module Specification

datasheet

This document provides the specifications for the CDI-W30721DM Dual Band WiFi4+BLE5.0 Module, including its features, general specifications, RF specifications, electrical characteristics, pin descriptions, dimensions, supplier information, and packing details.

Cdtech CDW-63822CU-00/01 WiFi Module Datasheet

Datasheet

Datasheet for the Cdtech CDW-63822CU-00/01 WiFi Module, detailing its features, specifications, FCC statement, and packing information.

Cdtech CDW-208723D-01 Datasheet - Integrated WLAN and Bluetooth Module

datasheet

Datasheet for the Cdtech CDW-208723D-01, a highly integrated 802.11b/g/n WLAN and Bluetooth 2.1/3.0/4.2 controller module. Details features, specifications, electrical characteristics, pin descriptions, and packing information.

Cdtech CDW-47W265S Dual Band WiFi6+BT5.4 Module Specification

datasheet

This document provides detailed specifications for the Cdtech CDW-47W265S, a highly integrated dual-band WiFi6 and Bluetooth 5.4 module. It covers overview, features, block diagram, general specifications, electrical characteristics, recommended footprint,…