Nsendato Mini Wireless Bluetooth-Compatible Audio transmitter Receiver

Contents

Nsendato Wireless BT V5.3 LE Audio Music Transmitter Adapter User Manual

Model: Mini Wireless Bluetooth-Compatible Audio transmitter Receiver

I. Product Overview

The Nsendato Wireless BT V5.3 LE Audio Music Transmitter Adapter is a versatile 2-in-1 device designed for both transmitting and receiving audio signals wirelessly. It supports Bluetooth 5.3 with LE Audio, aptX lossless, Auracast, and LC3 codecs, ensuring high-fidelity and low-latency audio transmission over distances up to 50 meters (unobstructed). This adapter is ideal for upgrading desktop computers to wireless Bluetooth, connecting TVs to Bluetooth headphones or speakers, and enhancing gaming audio experiences.

Nsendato LE Audio Transmitter
Figure 1: Nsendato LE Audio Transmitter Adapter
Multi-interface adaptation
Figure 2: Multi-interface adaptation for various audio devices

For a visual demonstration of the product's features and capabilities, please watch the official product video below:

Video 1: Nsendato LE Audio Transmitter Product Demonstration

II. Warning & Safety Information

  • Do not use in humid environments.
  • Avoid direct sunlight and high-temperature environments.
  • Do not disassemble the device arbitrarily.

III. Specifications

Feature Detail
Brand Name Nsendato
Model Number Mini Wireless Bluetooth-Compatible Audio transmitter Receiver
Wireless Type Bluetooth
Bluetooth Version 5.3
Working Frequency Range 2.402GHz to 2.480GHz
Power Level 1 and 2 (Class I II)
Supported Audio Codecs SBC, APTX series audio, LC3, Broadcast Audio (Auracast)
Support Apt-x Yes
Support AAC No
Built-in Battery 1000mAh
Charging Current Approximately 500mA
Charging Time 2.5 hours
Working Time BT Mode: >15 hours, BA Mode: >8 hours
Bluetooth Distance >50M (unobstructed straight line)
Charging Method USB Type-C 5V/1A
Audio Input Interface USB, AUX, Optical, Coaxial
Connection One-to-one in BT Mode / One-to-one in BA Mode
Sound Track Single
Wireless Function No (refers to Wi-Fi, not Bluetooth)
Support Memory Card No
Certification CE, WEEE
Product Dimensions (approx.) 120mm (length) x 70mm (width) x 22mm (height)
Product dimensions and port introduction
Figure 3: Port Introduction and Product Size

IV. Package Contents

The product package includes the following items:

  • Nsendato LE Audio Transmitter Adapter
  • 3.5MM Audio Cable
  • USB Type-C Data Cable (for charging)
  • Optical Cable
  • User Manual (PDF version available online)

A detailed user manual in PDF format is available for download. You can access it via the seller's product page or by searching for 'Item guides & documents' for this product.

V. Setup and Connection

General Connection Steps:

  1. Connect one end of the adapter to your audio source (e.g., computer, TV, DVD player, TV box) using the appropriate audio cable (AUX, Optical, Coaxial, or USB).
  2. Connect the other end of the adapter to your desired audio output device (e.g., Bluetooth headphones, Bluetooth speakers, wired headphones, wired speakers).
  3. Power on the adapter to transmit or receive audio signals.

Port Introduction:

Familiarize yourself with the ports and controls on the device:

Port Introduction Diagram
Figure 4: Detailed view of operation buttons, indicator lights, power/mode switch, and audio interfaces.
  • Operation buttons: Used for controlling playback, volume, and pairing.
  • Status indicator light: Provides visual feedback on the device's status (e.g., pairing, connected, mode).
  • Working mode light: Indicates the current operating mode (BT or BA).
  • Power/mode switch: Turns the device on/off and switches between modes.
  • Audio input and charging interface: USB Type-C port for power and data, AUX, Optical, Coaxial ports for audio input.

VI. Operating Modes

The adapter supports two primary operating modes: BT Mode (Traditional Bluetooth and LE Audio) and BA Mode (Broadcast Audio).

BT Mode (Bluetooth Transmitter)

In BT Mode, the adapter acts as a Bluetooth transmitter, allowing you to send audio from non-Bluetooth devices (like TVs, PCs, DVD players) to Bluetooth headphones or speakers.

  1. Connect the adapter to your audio source (e.g., TV, PC) using an appropriate audio cable (AUX, Optical, Coaxial, or USB).
  2. Switch the adapter to BT Mode.
  3. Put your Bluetooth headphones or speakers into pairing mode.
  4. The adapter will automatically search for and connect to your Bluetooth audio device.
  5. Once connected, audio from your source device will be transmitted wirelessly to your Bluetooth headphones/speakers.
BT Mode Connection Diagram
Figure 5: Connection diagram for BT Mode, transmitting audio from source to Bluetooth headphones/speakers.

This mode supports aptX LL (low latency) for synchronized audio and video, making it suitable for watching TV or gaming.

BA Mode (Bluetooth Receiver)

In BA Mode, the adapter acts as a Bluetooth receiver, allowing you to receive audio from Bluetooth-enabled devices (like mobile phones, tablets, PCs) and output it to wired headphones or speakers.

  1. Connect your wired headphones or speakers to the adapter's AUX output.
  2. Switch the adapter to BA Mode.
  3. Enable Bluetooth on your mobile phone, tablet, or PC and search for the adapter.
  4. Pair your device with the adapter.
  5. Audio from your Bluetooth-enabled device will now play through your wired headphones or speakers.
BA Mode Connection Diagram
Figure 6: Connection diagram for BA Mode, receiving audio from mobile/PC to wired headphones/speakers.

The device is equipped with high-performance chips for stable and fast signal transmission, ensuring low latency and preventing stuttering.

Detailed features including 50M transmission, wired speaker upgrade, two BT device connection, 1000mAh battery, high-performance chips.
Figure 7: Key features including 50M transmission range and support for two Bluetooth devices simultaneously.

VII. Maintenance

To ensure the longevity and optimal performance of your Nsendato LE Audio Transmitter Adapter, please follow these maintenance guidelines:

  • Keep the device clean and free from dust. Use a soft, dry cloth for cleaning.
  • Store the device in a cool, dry place away from direct sunlight and extreme temperatures.
  • Avoid dropping or subjecting the device to strong impacts.
  • Do not expose the device to water or other liquids.
  • Charge the device using only the provided USB Type-C cable and a compatible 5V/1A power adapter.

VIII. Troubleshooting

If you encounter any issues with your device, please refer to the following troubleshooting steps:

  1. No image displayed (when connected to TV/PC): Check whether all connectors are securely plugged in. Ensure the correct input source is selected on your TV/PC.
  2. No audio output:
    • Confirm whether audio settings are enabled on your source device (e.g., computer, TV).
    • Check the volume levels on both the source device and the connected audio output device (headphones/speakers).
    • Ensure the adapter is correctly paired with your Bluetooth device in BT Mode, or your Bluetooth source is paired with the adapter in BA Mode.
    • Verify that the correct audio input/output cables are used and connected properly.
  3. Unstable signal or audio interruptions:
    • Keep the adapter away from strong electromagnetic interference sources (e.g., Wi-Fi routers, microwaves, other wireless devices).
    • Ensure there are no major physical obstructions between the adapter and the connected Bluetooth device.
    • Reduce the distance between the adapter and the connected Bluetooth device.
    • Check if the adapter's battery is sufficiently charged.
  4. Device not turning on: Ensure the device is fully charged. Connect it to a power source using the USB Type-C cable and try again.

IX. User Tips

  • Optimal Placement: For best transmission range and stability, place the adapter in an open area, away from walls or large metal objects.
  • Charging: Fully charge the device before first use to maximize battery life.
  • Codec Compatibility: While the device supports aptX, ensure your connected headphones or speakers also support aptX for the best low-latency and high-fidelity experience.
  • Multi-device Use: When connecting to two Bluetooth devices simultaneously (if supported by the specific mode), ensure both devices are within range and properly paired.

X. Frequently Asked Questions (FAQ)

Q: Does this device support connecting to two Bluetooth headphones at once?
A: The product description indicates support for connecting two BT devices simultaneously in certain modes. Please refer to the 'Operating Modes' section for details.
Q: What is the difference between BT Mode and BA Mode?
A: BT Mode functions as a transmitter, sending audio from a non-Bluetooth source to Bluetooth headphones/speakers. BA Mode functions as a receiver, taking Bluetooth audio from a phone/tablet and outputting it to wired headphones/speakers.
Q: How long does the battery last?
A: The built-in 1000mAh battery provides over 15 hours of working time in BT Mode and over 8 hours in BA Mode on a full charge.

XI. Warranty and Support

For warranty information, technical support, or any further inquiries, please contact Nsendato customer service through the platform where you purchased the product. Please have your purchase details and product model number ready when contacting support.

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