Canonical page: [Indoor AoA Positioning Gateway | JJ-IS40BXPA](https://www.rpilink.com/products/product-12/)

Website: Jinju Intelligence (Beijing) Technology Co., Ltd.

Language: English

Format: Markdown alternative generated from the public HTML main content.

---

[Products / Positioning Stations](https://www.rpilink.com/products/)

JJ-IS40BXPA

# Indoor AoA Positioning Gateway

Resolve direction. Locate with confidence.

A BLE AoA gateway using Bluetooth 5.1 for indoor personnel and asset tracking. Its on-board antenna array measures signal direction, while ACServer handles position calculation, device management and integration with business platforms.

Bluetooth 5.1 AoA array PoE

[Enquire by email](mailto:zydc0915@gmail.com) [Download datasheet (English)](https://www.rpilink.com/products/product-12/specification-en.docx) [Download setup guide (English)](https://www.rpilink.com/products/product-01/specification-en.docx)

![Indoor AoA Positioning Gateway](https://www.rpilink.com/products/product-12/image2.png)

PRODUCT / Positioning Stations JINJU INTELLIGENCE

DESIGNED FOR YOUR OPERATION

## Hardware capabilities for real operations.

01 / CAPABILITY

### Array-based direction finding

Measure tag signal direction to provide angular observations for indoor coordinate calculation.

02 / CAPABILITY

### Centralized maintenance

Configure devices with a mini program or ACServer and update firmware over the air.

03 / CAPABILITY

### Platform integration

ACServer supports Socket, WebSocket, MQTT and HTTP data push interfaces.

TECHNICAL SPECIFICATIONS

## Technical specifications

Based on the supplied specification. Shipping parameters and optional functions depend on the confirmed model.

Healthcare

Warehousing

Personnel tracking

**Positioning accuracy:** < 0.5m in unobstructed conditions

**Coverage:** Radius approximately 1.5 times the mounting height

**Power supply:** PoE or DC 5V / 1A

**Rated power:** 3W

**Dimensions / weight:** 230 × 230 × 40mm / 500g

**Operating temperature:** -20°C ~ 60°C

**Network interface:** 10/100M LAN, UDP

**Processor:** Dual-core ARM M4F, 64MHz

Selection notes · Software capabilities also reference the AoA gateway technical manual. Accuracy assumes unobstructed conditions; validate mounting height, target height and obstructions on site.

APPLICATION SOLUTIONS

## Explore related solutions

Understand operating principles, deployment requirements and applications. Confirm the protocol and firmware for the selected products.

BLUETOOTH ANGLE OF ARRIVAL

### Bluetooth AoA Positioning

Resolve direction to reveal a more precise location.

Medical equipment · Tools and fixtures · Personnel tracks

[Open linked page](https://www.rpilink.com/solutions/ble-aoa/)

Source: JJ-IS40BXPA - original Chinese specification; AoA gateway setup and integration guide (English edition)

LET’S BUILD YOUR POSITIONING SYSTEM

## Make location data work for your site.

Plan your site survey, hardware selection and platform integration with Jinju.

[zydc0915@gmail.com](mailto:zydc0915@gmail.com) [Discuss your requirements](https://www.rpilink.com/contact/)