Specification :

A. General Description
1. High frequency system: 2.4G ISM special channel
2. PLL digitally lock up frequency compose design, there are 20 channels, you can change at any way, can avoid others frequency freely
3. Inside hi-fi amplifier design, be suitable for different situation
4. Use infrared to search main channel automatically, be sure the channel cannot be disturb
Sound code standby lock up Technique, be sure cannot be disturb by other sound
5. Transmitter inside hidden antenna design
6. Receiver can be put on anywhere
7. Have sound control , make Audio output reach best situation
8. Advanced SMT automation production technique, make sure quality is best
9. MIC transmitter can be used to MIC, walkman, CD and sound function equipment at the same time
10. MIC transmitter use common polymer battery
11. MIC transmitter have micro-process charge control
12. Transmitter LED indicator can show frequency docking and chare situation
13. Transmitter appearance designation is beautiful , mini style is very portable, can put in pocket or in front of your chest
14. Multi-function Audio jack, MIC or Audio can put in the same audio jack. can transmit stereo audio within 50 meters( receiver and transmitter be state in open field to test result)
15. Support point to point by infrared or point to multi transmit style without infrared
16. Mini delay time: wireless transmitting Audio time less than 0.5ms, which is the high standard in world Audio field
17. Highest Audio sampling-rate 64K, HDCD timbre hi-fi effect, use more hi-fi 64K digital Audio sampling speed, 16bit quantitative-level, be sure the sound quality to best

B. Features
1. Digital audio with 64K sampling rate and 16-bit resolution.
2. Low power consumption.
3. GFSK digital modulation/ demodulation.
4. 20Hz ~ 20 KHz audio frequency response.
5. 90dB audio dynamic range.
6. Power-on function to prevent pop noise.
7. Avoiding reception errors by employing forward error correction ( FEC) .
8. Operating at 2.4GHz ISM band with 20 selectable channels.
9. -85dBm receiving sensitivity, 45dB channel rejection and Application distance up to 180 meters ( L. O. S. ) with perfect reception.
C. Applications
1. Car Audio / Car Speaker
2. Home theater rear speakers
3. Wireless speakers
4. Sound Card, MP3, CD player and DVD player
5. Headphone
6. Ordinary sound box
D. Transmitter Module Specification
1. Supply voltage 3.7V
2. Current consumption: 110mA ( MAX)
3. Operating temperature: -25 ~ 85 degree
4. Frequency range: 2400 ~ 2524MHz
5. Modulation: GFSK
6. Channel number: 20
7. Channel spacing: 4MHz
8. TX Power( MAX) : 20dBm( Can choose from 0dBM till 20dBM)
9. Input impedance: > 10K Ohm
10. Input level: 2.5Vp-p ( MAX)
11. Image rejection: > 30dB @ the image frequency
12. Output impedance: 10K Ohm
9. Input level: 2.5Vp-p ( MAX)
10: RX Sensitivity: -85 dBm ( Typical)
11. Image rejection: > 30dB @ the image frequency
12. Output impedance: < 1K Ohm
13. Output level: 2 Vp-p ( MAX)
14: Response: 20~ 20KHz
15: Dynamic range: 88dB ( Typical)
16: SN ratio: 95dB ( Typical)
17. THD: 0.1% ( Typical)