Development Board Documentation

1. Company Profile

Shenzhen Wireless-tag Technology Co., Ltd. is a pioneering provider of IoT communication products and integrated solutions in China. The company mainly offers IoT Wi-Fi and Bluetooth wireless communication modules, HMI modules, AI solutions, and industrial embedded products, serving more than 1,000 enterprises worldwide.

Wireless-tag, founded in 2013, is a national high-tech enterprise integrating the R&D, design, and production of AIoT intelligent hardware and artificial intelligence hardware products.

2. Our Advantages

Focusing on the IoT industry, we provide one-stop solutions for connectivity + display + AI.
As Espressif’s certified partner and authorized distributor in Greater China, Wireless-tag is backed by strong upstream chip resources, robust R&D capabilities, and a strict quality control system. This allows us to continuously deliver highly competitive products to customers.

Our product line includes ESP32, ESP8266, Bluetooth-series modules, IoT communication modules, HMI design solutions, and AI core boards. These products have been widely used in smart lighting, smart home appliances, smart speakers, smart access control, human-machine interaction displays, and AI recognition fields.

3. Naming Rules

Naming Rules

WT XX XXXX - X X X - X X XX

3.1 Main Identifier

WT = Wireless-tag

3.2 Product Type

01 = Espressif
99 = Development Board

3.3 Chip Solution

Describes the chosen chip solution, usually the model of the main controller.

3.4 Product Capability Type

S = Wi-Fi & BT/BLE
G = Sub-1G
W = Wi-Fi
A = Other
B = BT/BLE

3.5 Package Version

Indicates the package version of the product, generally numbers such as 1, 2, 3, 5, 6, 7, 8, or 9.

3.6 Antenna Type

U = IPEX connector
Blank = On-board antenna / Non-RF module

3.7 Operating Temperature

N = -45℃ ~ 85℃
H = -45℃ ~ 105℃

3.8 Flash Specification

1 = 8 Mbit
2 = 16 Mbit
4 = 32 Mbit
8 = 64 Mbit
16 = 128 Mbit
32 = 256 Mbit

3.9 PSRAM Specification

R2 = 16 Mbit
R4 = 32 Mbit
R8 = 64 Mbit

4. Support & Service

Online Support

gtm@wireless-tag.com

Room 801, Building A, Block 6, International Innovation Valley, Nanshan District, Shenzhen