2.4G Wireless Headphone Solution

The 2.4G wireless headphones comprise a series of applications: a one-to-many Hi-Fi audio solution, a one-to-one wireless earphone solution, USB adapter solutions, and analog signal input adapter solutions, among others. The low-latency wireless transmission is well-suited for scenarios such as television viewing and speech-to-text conversion. The non-standard communication protocol enhances confidentiality. The streamlined communication protocol ensures stable communication and suitability for professional markets.

  • Automatic channel allocation

    Pre-set 20 channels for one-to-many and multiple simultaneous use

  • Stereo dual-channel

    Sampling rate: 44.1K, Resolution: 16 bits

  • Audio algorithm

    Utilizes A-LAW

  • Communication protocol

    Uses A-FFC

  • Strong anti-interference capability

    Digital processing for audio transmission

  • Automatic mute

    In cases of poor channel quality and high error rates

  • Channel switching follows

    Transmission channel switches, and reception follows automatically

  • Additional features

    Equipped with headphone amplifier and digital volume control

Quick guide download

Specification ItemsAudio Transmission ModuleAudio Reception Module

Power Supply Voltage

3.0～5V

3.0～5V

Current Consumption

<50mA        

<50mA        

Operating Temperature

0 ～ +70 ℃

0 ～ +70 ℃

Frequency Range

2400～2483.5MHz

2400～2483.5MHz

Number of Channels

20

20

Modulation Type

GFSK

GFSK

Transmission Power

10dBM


Input Impedance

10K Ohm


Input Level

2.8Vp-p(Max)


Receiver Sensitivity


-85dBm(Min.)

Output Impedance


32 Ohm

Output Level


2Vp-p(Max)

Audio Latency

<1.5ms        

<1.5ms      

Frequency Response

20～20KHz,±3dB

20～20KHz,±3dB

Dynamic Range @1kHz

81dB

81dB

Separation @1kHz

90dB

90dB

Total Harmonic Distortion

0.1%

0.1%


Quick guide download

  • Pairing

    Pairing is required only once between the transmitter and receiver during the initial setup. Afterward, simply power on to use

  • Sound effects

    Built-in 5-band adjustable equalizer

  • Volume control

    Built-in headphone amplifier and digital volume adjustment

  • Mute

    The system features mute control functionality

  • Data Transmission

    Transmitting module to receiving module with data control signal transmission

  • Offering

    Standard modules and PCBA design

Quick guide download