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SJIT Manuals & User Guides

SJIT (Seongji) is a specialized South Korean manufacturer of advanced wireless communication modules, including LoRa, Sigfox, Wi-Fi HaLow, and asset tracking devices.

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SJIT Product Manuals

SJIT Co., Ltd., also known as Seongji, is an innovative hardware designer and manufacturer based in South Korea, specializing in advanced wireless communication modules. Their product lineup includes compact, high-performance solutions for various IoT applications, featuring connectivity technologies such as LoRa, Sigfox, Wi-Fi HaLow, and Bluetooth Low Energy (BLE). These modules are widely utilized in sophisticated asset tracking, wireless audio transceivers, and smart digital electronics integration.

Partnering closely with global electronics leaders, SJIT engineers devices that operate seamlessly across multiple international frequency bands. The company is known for providing robust, easy-to-integrate, and ultra-low-power radio components that empower Original Equipment Manufacturers (OEMs) to quickly develop compliant, connected consumer and industrial technologies.

SJIT manuals

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SJIT ATM610 Audio Transceiver erabiltzailearen eskuliburua

28ko otsailaren 2025a
SJIT ATM610 Audio Transceiver General Specification The ATM610 functions as either the transmitter (arbiter) or receiver (client) for advanced 2.4 GHz wireless audio applications. It creates simple or sophisticated wireless…

SJIT SFM20R4 Quad Mode Moduluaren Erabiltzailearen Eskuliburua

23ko irailaren 2024a
SJIT SFM20R4 Quad Mode Module Product Information Specifications Module: SFM20R4 Modes: Sigfox, BLE, WiFi, GPS Main Chipset Information: SigFox: ON Semiconductor AX-SFUS-1-01 BLE: Nordic Semiconductor nRF52832 WiFi: ESPRESSIF ESP8285 GPS(GLONASS):…

SJIT SFM10R4 zirkuituaren erabiltzailearen eskuliburua

9ko irailaren 2024a
SFM10R4 Circuit Specifications Main Chipset Information: Sigfox from ON semiconductor, Part Number AX-SFUS-1-01 Output Power: 22.0~24.0dBm at 920.8MHz Frequency: 920.8MHz Power Setting: 24 Operating Temperature: -30 to +85 degrees Celsius…

LSM110A LoRa Module User Manual - SJIT

eskuliburua
User manual for the SJIT LSM110A, a compact, low-power, bidirectional radio module utilizing Semtech's LoRa™ modulation technology for the 902-928 MHz ISM band. Features include ultra-long range, high interference immunity,…

WHM200A User Manual: IEEE 802.11ah Wi-Fi Module

erabiltzailearen eskuliburua
This user manual provides detailed information on the WHM200A, a long-range, low-power IEEE 802.11ah Wi-Fi module optimized for IoT applications. It covers hardware architecture, operational description, features, antenna design, installation,…

SJIT support FAQ

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  • Where is SJIT based?

    SJIT (Seongji) is headquartered at 54-11, Dongtan Hana 1-gil, Hwaseong-si, Gyeonggi-do, South Korea.

  • What types of connectivity components does SJIT manufacture?

    SJIT manufactures a range of advanced communication modules supporting long-range and short-range wireless protocols, including LoRa, Sigfox, Wi-Fi HaLow, Bluetooth Low Energy (BLE), and GNSS asset tracking capabilities.

  • Can I install an SJIT tracking device on a metal surface?

    For optimal wireless data performance, it is generally advised to avoid installing Tracker modules directly on or closely surrounded by metal plates, as this can severely degrade RF signal quality.

  • How do I contact SJIT for technical integration support?

    You can contact SJIT technical and module integration support via email at Iotsupport@seongji.co.kr or by phone at +82-31-222-8194.