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SPK03 Bluetooth

Portable ChatGPT AI Chat Speaker

SPK03 Bluetooth

Table of Contents

  1. Product Overview
  2. App Download
  3. Pairing & Connection
  4. Button Controls
  5. Operational States
  6. LED Indicators
  7. Power Management
  8. WiFi Configuration
  9. FAQ (Frequently Asked Questions)
  10. Experimental Features

Product Overview

The SPK03 Bluetooth is a portable AI chat speaker designed for seamless voice interaction and recording.

📦 What's in the box?

  • 1 x SPK03 Bluetooth Device
  • 1 x Type-C Charging Cable
  • 1 x Magnetic Suction Mount
  • 1 x Back Clip Mount

📄 Technical Specifications:

FeatureDetails
Product NamePortable ChatGPT AI Chat Speaker
Bluetooth VersionV5.3
Transmission Frequency2.4-2.48 GHz
Transmission Distance10 m
Speaker Power3W max
Charging InterfaceType-C
Charging Voltage5V
Charging Time1 hour
Working Time5-8 hours
Standby Time~1000 hours
Battery Capacity3.7V, 600mAh
Waterproof RatingIPX5
MaterialABS + PC + Aluminum alloy
Mounting MethodsMagnetic suction + Back clip
Net Weight64g
Dimensions73 × 42.9 × 28.2 mm
Giftbox Size77 × 35 × 87 mm
Packing Weight105g
Carton Size375 × 275 × 410 mm (150PCS)
Carton Weight15.7KG/16.5KG (N.W/G.W)

App Download

To use SPK03 Bluetooth, download the Hearit.AI app:

Alternatively, search for "Hearit.AI" in the Google Play Store or Apple App Store.


Pairing & Connection

Power On/Off

  • Power On: Long press the main button
    • Device turns on and broadcasts both Classic Bluetooth and BLE signals
  • Power Off: Triple press the main button
    • Device turns off

Bluetooth Pairing

  1. Classic Bluetooth Pairing:

    • Condition: Device is working, both Classic Bluetooth and BLE are disconnected
    • Result:
      • Status LED blinks
      • "Connected" voice prompt
      • Status LED flashes green twice
  2. BLE Pairing:

    • Condition: Device is working, Classic Bluetooth is disconnected, BLE is connected
    • Result:
      • Status LED blinks
      • "Connected" voice prompt
      • Status LED flashes green twice

Button Controls

Main Button

  • Single Press: Start/Stop recording

    • Feedback: Status LED: Blue light steady on during recording
  • Double Press:

    • Audio real-time transmission to App
    • Mode switching determined by App
    • Feedback: Status LED: Blue light steady on during recording
  • Long Press:

    • App announces current mode
    • Stop TTS playback
    • Feedback: Button LED: Green light on when pressed, off when released

Operational States

Disconnection

  • Condition: BLE is connected
  • Trigger: Phone actively disconnects BLE
  • Result:
    • Connection breaks
    • Status LED: Red light flashes every 0.5s, three times

Reconnection

  • Condition: Classic Bluetooth/BLE is disconnected, app initiates reconnection
  • Trigger: Remote Bluetooth is turned on
  • Result:
    • Device automatically reconnects to phone
    • Status LED: Blue light flashes every 0.5s, three times

LED Indicators

StateLED PatternMeaning
RecordingStatus LED: Steady blueRecording active
DisconnectionStatus LED: Red flashes (3x)BLE disconnected
ReconnectionStatus LED: Blue flashes (3x)Reconnecting
Low BatteryStatus LED: Red flashes (2x)Battery ≤10%
ChargingStatus LED: Steady greenCharging in progress
Full ChargeStatus LED: OffCharging complete

Power Management

Low Battery Alert

  • Trigger: Battery ≤10%
  • Reminder:
    • Repeats every minute
    • Voice prompt: "Battery Low"
    • Status LED: Red light flashes every 0.8s, twice

Charging

  • Interface: USB-C port
  • Status:
    • Charging: Status LED: Steady green
    • Full: Status LED turns off

WiFi Configuration

  • Press and hold the Volume Up Button AND Volume Down Button to enter the WiFi configuration mode.
  • You can use both PC and mobile phone to configure the WiFi. Windows/MacOS/Android/iOS are supported.
  • Look for the device on the network. The default SSID(name of the WiFi) is HA-SPK03XXXXXX. XXXXXX varies.
  • Connect to the WiFi, and enter 192.168.1.1 in your browser. Or you can also scan this QR code for configuration.

HA-SPK03-WiFi QR Code

  • If successful, you will see this configuration page.

HA-SPK03-WiFi Configuration

  • Press config button, and you will see the following page

HA-SPK03-WiFi Configuration

  • Select the WiFi SSID you want the device to connect to, and enter the password.
  • There is a default API-KEY for testing. You can use it to test the device or enter your own API-KEY.
  • GPT_PROMPT is the system prompt for the AI. You can use it to customize the behavior of the AI.
  • GPT_SESSION_COUNT is the number of sessions AI will keep for context purpose.
  • OPENAI_TTS_VOICE is the voice of the AI. You can choose from alloy, echo, fable, nova, onyx, shimmer.
  • Press Save Config button to save the configuration.
  • The device will say 'Connecting' and try to connect to the WiFi you provided.
  • If the connection is not successful, please check the SSID and password, and press and hold the Volume Up Button AND Volume Down Button to try again.

FAQ (Frequently Asked Questions)

  1. How do I switch between modes?

    • Double press the main button to switch modes (mode switching is determined by the App).
  2. What happens when the battery is low?

    • Device will provide voice and LED alerts every minute when battery is ≤10%.
  3. How do I stop TTS playback?

    • Long press the main button to stop App TTS playback.
  4. What should I do if the device doesn't connect?

    • Ensure both Classic Bluetooth and BLE are enabled on your phone.
    • Try powering off and on the device.

Experimental Features

  • Some features are only available in the Web-demo version of the app.
  • Web-demo is compatible with Windows, MacOS, and Android (not iOS).
  • Visit here for access.