ROCK Pi Indoor Helium Hotspot Overview

Indoor Hotspot Included

The Nebra RockPi Indoor Helium Hotspot is a compact & elegant solution to provide Helium LongFi coverage and start mining HNT with ease.

Quick Specifications

SpecificationRockPi Indoor Hotspot
Dimensions94x70x53 mm (Excluding Antenna)
Power Requirement12V 2.5A USB-C***
Maximum TX Power24-27dBm**
Network Connectivity1GBit Ethernet, 2.4GHz Wi-Fi, Bluetooth 4.2
Antenna ConnectionRP-SMA Female
Rated Ambient Temperature20-30C
Base SOMROCK Pi RK3399 Processor
CPU SpecificationDual Core Cortex A72 1.8GHz and Quad Core Cortex A53 1.4GHz
High Endurance Storage32GB
* Average Power Consumption Measured At Mains,
** Maximum TX Power may be capped to a lower amount in some regions.
*** Power supply must ONLY be used with ROCK Pi miner

Package Contents

Indoor Hotspot Included

  • 1 x Nebra ROCK Pi Miner
  • 1 x 3dbi Antenna for LoRa®
  • 1 x Wi-Fi Antenna
  • 1 x Universal Power Supply
  • 1 x Ethernet Cable
  • 1 x Hotspot $40 On Boarding Fee
  • 1 x First $10 Location Assert Fee

Please note the above image is for illustrative purposes only, colours of some parts may change.

Block Diagram

Indoor Hotspot Included

Supported Regions

The Nebra Indoor Hotspot comes in three frequency versions:

433 MhzNBR-0065
470 MhzNBR-0066
868 Mhz (EU868, IN865, RU864)NBR-0063
915 Mhz US915, AU915, KR920, AS923-1/2/3/4NBR-0064

The frequency is set upon initialisation by the Helium Network.

Antenna Specifications

LoRaWAN® Antenna

Specification470Mhz Model868 & 915Mhz Models
Frequency Range420-480860-930 Mhz
Peak Gain3 dBi3 dBi
VSWR< 2.3< 1.8
Input Impediance50 Ohms50 Ohms

Wi-Fi Antenna

SpecificationWi-Fi Antenna
Connector TypeRP-SMA male
Polarization TypeVertical
Input Impedance50 Ohms
Operating Temperature-40 - 60C


The Nebra Indoor Hotspot is 94x70x53MM In size when nothing is connected.

Indoor Hotspot Connectors



Indoor Hotspot Connectors

  1. Type C Connector For Power
  2. Power and Activity LED Indicators.
  3. Interface Button
  4. RP-SMA Female Connector for the WiFi 3dbi antenna
  5. RP-SMA Female Connector for the LoRaWAN® 3dbi antenna
  6. 10/100/1000 Ethernet


The RockPi Indoor Helium Hotspot runs a customized software to provide high reliability and ensure your units are as up to date as they can be.

Your hotspot will update approximately once a week in an automatic process, we will announce updates via various social media platforms when they happen.

The software is open source and available on our Helium Miner Software repo on GitHub.

Unit Information

Each unit has a sticker located on the base of the unit.

ROCKPi Unit Identification lablel

This includes the following important Information:

  • Model: Model number
  • FREQ: Frequency of the Unit
  • ETH: Ethernet MAC address
  • WiFi: Wi-Fi MAC address
  • NSER: Nebra Serial Number
  • SER: Device Serial Number

You will require some of this information when linking your unit to our remote management dashboard.

Safety instructions

To avoid malfunction or damage to this product, please observe the following:

Do not expose to water or moisture.

Do not expose to any source of heat. The ROCK Pi indoor miner is designed for reliable operation and has been tested at normal ambient room temperatures (25c).

Take care when handling to avoid mechanical, shock, vibration or electrical damage to the connectors or components inside.

Do NOT open the case unless specifically requested to do so by a member of our support team. If opening the case please observe anti-static procedures.

Any modification to the ROCK Pi miner will void any warranty

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