HOMEABOUTPRODUCTSUPPORTCONTACTCHINESE

RF Module       RF Audio        RF Skype       Weather STAT       WI-FI Finder     
Anti-Losing       Develop Tool        RF Accessory       RF Remoter       RF Mouse

                                                      2.4G Digital RF, Radio, Wireless Audio Module

Wireless audio module, Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
Wireless audio module, Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
Wireless audio module, Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

Wireless Audio (Line In + Line Out)(AT230)

USB Wireless Audio(AT230USB)

Low cost wireless earphone receiver (WM8800)

Wireless Speaker with 2.1 Digital Amplifier(AT230RFDD)

Low cost wireless earphone transmitter (WM8801) Low cost wireless USB Dongle (WM8802)
 
 
0WM8800
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

TOP VIEW

 

BOTTOM VIEW

 

                  WM8800,WM8801,WM8802 Datasheet Download

 
 
 
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

  Function

  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

WMA8800 and WMA8801 (WMA8802) are low cost wireless audio module  pair utilizing digital audio compression technology and operating in worldwide 2.4GHz ISM band. The MP3-like audio quality, extremely low power consumption and mini module size make it suitable for applications such as wireless stereo headset and wireless speaker system etc,. WMA-8800 is the receiver module,WMA-8801 is the transmitter module with line-in input and USB input, and WMA-8802 is the transmitter module with USB input only.

 

 
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

Pin Definition

 

Pin No

Name

Description

Direction

Rateing

1

MUTE

Audio mute on/off

Input

(-)0.3V ~ (+)3.5V

2

ON/OFF

Power on/off control

Input

(-)0.3V ~ (+)3.5V

3

VOL-

Volume down

Input

(-)0.3V ~ (+)3.5V

4

VOL+

Volume up

Input

(-)0.3V ~ (+)3.5V

5

FL

Force link key

Input

(-)0.3V ~ (+)3.5V

6

LED

LED Indicator

Output

<10MA

7

MIC IN

Connect to positive terminal of MIC.The negative terminal of MIC should be connected to
GND

Input

 

8

GND

GND

Power

 

9

SPKL

Left channel speaker output

Output

Vp-p=1.4V

10

SPKR

Right channel speaker output

Output

Vp-p=1.4V

11

VBAT

Power supply

Power

2.7V~5V

12

VBUS

Power Supply

Power

3.5~5V

 

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

Electrical Characteristic

 

Parameter

Min.

Typ.

Max.

Unit

Supply Voltage

3.5

 

5

Volt

Operation Current

 

30

 

mA

Standby Current

 

 

100

uA

Audio THD+N(0dB@1KHz)

 

-58

 

dB

Audio output SNR

63

 

 

dB

Audio Resolution

 

16

 

bit

Audio Sample Rate

 

44100

 

KHz

Audio data compression

 

Yes

 

 

Audio Channels

 

2

 

 

L/R channel separation

 

60

 

dB

Audio output Band(with

32ohm Loading)

50

 

22000

Hz

Audio output Dynamic Range

 

 

1400

mV(p-p)

Hopping RF-channels

2402

 

2481

MHz

Channel spacing

 

1

 

MHz

Air Data Rate

 

1

 

Mbps

Radiated Power

 

 

5

dBm

Operation Range

 

15

 

Meters/light of sight

Antenna Type

 

 

 

PCB printed antenna

  Suitable for FCC CFR47, Part 15.
 
0WM8801
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 
 

TOP VIEW                                       BOTTOM VIEW

      

                  WM8800,WM8801,WM8802 Datasheet Download

 
 
 
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

 Wireless earphone, wireless microphone system, wireless audio modules. RF earphone, RF microphone,RF auido mdoule, Wireless audio boxs

  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

Pin Definition

 

Pin No.

Pin Name

Description

Rating

1

ON/OFF

Power on/off control input

-0.3V~+3.5V

2

FL

Force link key input

-0.3V~+3.5V

3

LED

LED drive out

<10mA

4

GND

Ground

 

5

D-

USB D- terminal

 

6

D+

USB D+ terminal

 

7

VCC/Vbus

Power supply

3.5V~5V

8

VBAT

Power Supply

2.7V~5V

9

AudioR

Left channel Audio input

Vp-p=1.4V

10

GND

Ground

 

11

AudioL

Right channel Audio input

Vp-p=1.4V

 

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

Electrical Characteristic

                     

Parameter

Min.

Typ.

Max.

Unit

Supply Voltage

3.5

 

5

Volt

Operation Current

 

30

 

mA

Standby Current

 

 

100

uA

Audio Resolution

 

16

 

bit

Audio Sample Rate

 

44100

 

KHz

Audio data compression

 

Yes

 

 

Audio Input Type

 

Analog

 

 

Audio Channels

 

2

 

 

Audio Input Dynamic Range

 

 

1400

mV(p-p)

Audio Frequency Response

(-3dB)

 

 

22000

Hz

Hopping RF-channels

2402

 

2481

MHz

Channel spacing

 

1

 

MHz

Air Data Rate

 

1

 

Mbps

Radiated Power

 

 

5

dBm

Operation Range

 

15

 

Meters/light of sight

Antenna Type

 

 

 

PCB printed antenna

  Suitable for FCC CFR47, Part 15.
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 
0WM8802
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 
      

                  WM8800,WM8801,WM8802 Datasheet Download

 
 
 
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

 Wireless earphone, wireless microphone system, wireless audio modules. RF earphone, RF microphone,RF auido mdoule, Wireless audio boxs

  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

Pin Definition

 

Pin No.

Pin Name

Description

Rating

1

Vbus

Power supply

3.5V~5.0V

2

D+

USB D+ terminal

 

3

D-

USB D- terminal

 

4

GND

Ground

 

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

Electrical Characteristic

   

Parameter

Min.

Typ.

Max.

Unit

Supply Voltage

3.5

 

5.0

Volt

Operation Current

 

30

 

mA

Standby Current

 

 

100

uA

Audio Resolution

 

16

 

bit

Audio Sample Rate

 

44100

 

KHz

Audio data compression

 

Yes

 

 

Audio Input Type

 

USB isochronous mode

 

 

USB Compliance

 

USB2.0 compliant

 

 

Audio Channels

 

2

 

 

Hopping RF-channels

2402

 

2481

MHz

Channel spacing

 

1

 

MHz

Air Data Rate

 

1

 

Mbps

Radiated Power

 

 

5

dBm

Operation Range

 

15

 

Meters/light of sight

Antenna Type

 

 

 

PCB printed antenna

               

  Suitable for FCC CFR47, Part 15.
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 
 
0ATF230
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 
Wireless audio box,Wireless audio module,2.4G Wireless micrphone Wireless audio box,Wireless audio module,2.4G Wireless micrphone Wireless audio box,Wireless audio module,2.4G Wireless micrphone  

                  ATF230'S DataSheet Download

 
 
 
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

  Function

  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 

Single-chip solutions (build-in baseband, IIS interface, audio compression & decompression engine

Advanced Frequency Hopping Scheme Lossless RF Link

 Good Noise Rejection from other RF sources -( Bluetooth, 802.11, Microwave Oven, WDCT, DECT and Mobile Phone)as close as 0.3m.

Two Node or Three Node Configurations ( Left & Right Channel Seperated )

Optional USB audio in, Line audio in or direct I2S audio in.

Deliver High Quality Stereo Audio   48KHz x 16bit sampling Low-Loss Compression ( No loss at small and low frequency signal )Low Latency ( < 10ms )Good Signal to Noise Ratio and Excellent Frequency Respond

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

Electrical Characteristic

 

 

Description

Transmitter

Receiver

General

Supply voltage  

4.8-6.0V DC

4.8-6.0V DC

Supply current  

95-130mA

95-130mA

Operation temperature   

-10 ~ +60

-10 ~ +60

RF

Frequency Band

2400 ~ 2483MHZ

2400 ~ 2483MHZ

Technology

Frequency Hopping

Frequency Hopping

Modulation  

GFSK

GFSK

Data rate  

1.152M bps

1.152M bps

ID number  

16

16

TX Power

+2dBm

+2dBm

RX Sensitivity

-85dBm

-85dBm

Hopping Frequency

~700Hz

~700Hz

Number of Channel

95

95

Frequency Deviation

+/-400kHz

+/-400kHz

RF Range  

Up to 30m LOS outdoor

 

Audio

Input level

500mVrms

 

Input impedance

7.5M Ohm

 

Output level

 

500mVrms

Output impedance

 

100 Ohm

Output/input gain

1:1

 

Frequency response

10Hz ~ 20KHz( -3dB)

 

Latency

< 10ms

 

Sampling Frequency

48 KHz, 16bit

 

Compression ratio

~0.3125

 

S/N ratio

>88dB

 

THD

0.48% @ 1KHz

 

Dynamic range 

95dB

 

Interchannel Isolation

>90dB

 

  Suitable for FCC CFR47, Part 15.
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

Application

 

Wireless Satellite Speaker for 5.1 & 7.1  

 Wireless Speaker for MP3, iPOD

Wireless Karaoke Mic  

Wireless Handset Education Learning Audio System

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

AUDIO TRANSMITTER SYSTEM BLOCK DIAGRAM

 

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

    AUDIO RECEIVER SYSTEM BLOCK DIAGRAM

 

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

    Size and Pin descriptions

 

2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

    Application Circuit(应用电路)

 
     
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module 
 

Frequency Response Measurement

  2.音频模块 音响模块 2.4G

2

   
 
 
0ATF230USB
  2.4G Digital Wireless audio box ,2.4G Digital Wireless audio module,Radio audio modules,2.4G Digital FSK RF audio module
 
    Wireless audio box,Wireless audio module,2.4G Wireless micrphone USB Wireless audio , USB audio module, USB RF module

                  ATF230USB'S DataSheet Download

 
 
 
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
 

Function

  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
 

Single-chip solutions (build-in baseband, IIS interface, audio compression & decompression engine

Advanced Frequency Hopping Scheme Lossless RF Link

 Good Noise Rejection from other RF sources -( Bluetooth, 802.11, Microwave Oven, WDCT, DECT and Mobile Phone)as close as 0.3m.

Two Node or Three Node Configurations ( Left & Right Channel Seperated )

Optional USB audio in, Line audio in or direct I2S audio in.

Deliver High Quality Stereo Audio   48KHz x 16bit sampling Low-Loss Compression ( No loss at small and low frequency signal )Low Latency ( < 10ms )Good Signal to Noise Ratio and Excellent Frequency Respond.

USB Powered 

Compatible with FCC/ETSI specifications 

Compatible with USB 1.1/2.0 audio device classes 

Support Windows XP/MCE/VISTAolume controlled by Operating System ( Windows )

 

  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
  Application
 

 

Wireless USB audio

Wireless MP3/MP4 docking

Wireless ipod docking

 
 
 
0ATF230RFDD
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
 
    Wireless audio box,Wireless audio module,2.4G Wireless micrphone  

                  ATF230RFDD'S DataSheet Download

 
 
 
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
 

Function

  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
 

Single-chip solutions (build-in baseband, IIS interface, audio compression & decompression engine

Advanced Frequency Hopping Scheme Lossless RF Link

 Good Noise Rejection from other RF sources -( Bluetooth, 802.11, Microwave Oven, WDCT, DECT and Mobile Phone)as close as 0.3m.

Two Node or Three Node Configurations ( Left & Right Channel Seperated )

Optional USB audio in, Line audio in or direct I2S audio in.

Deliver High Quality Stereo Audio   48KHz x 16bit sampling Low-Loss Compression ( No loss at small and low frequency signal )Low Latency ( < 10ms )Good Signal to Noise Ratio and Excellent Frequency Respond.

Compatible with FCC/ETSI specifications 

 

  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
  2.4G Digital Wireless audio box ;2.4G Digital Wireless audio module; RF USB audio modules, audio module with Digital Amplifier
  Application
 

 

Wireless Satellite 5.1 & 7.1 Speaker

Wireless Amplifier

Wireless 2.1 Amplifier + Subwoofer

Wireless Speaker for MP3, iPOD

Intelligent Wireless Speaker

 
                                                                                    Professional Wireless Solution Provider

                                                            COPYRIGHT @ 2006-2008 RFWORLD ALL RIGHT RESERVED
                                                                                    Contact :  Sales@mcurf.com