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| | | Digital Wired Conference System | | | | |
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Based on the DT220 TECH platform, for high class conference scenarios.
| Digital UHF Wireless System | |
DTT223G-B-4 Digital UHF Wireless Kit - 4 Channels Bodypack |
4th Generation Tech Platform
Application Scenarios
1. Picking up and forwarding various sound sources (instruments, harmonies, choruses) on stage; 2. High end conference scenarios. |
Characteristic
▪ Based on the "DT220 TECH" digital U-band wireless audio technology, it has the characteristics of stage performance sound quality, anti-interference, anti crosstalk, high fidelity, high signal-to-noise ratio, low background noise, and excellent wireless transmission distance. ▪ Digital U-band technology enables effective wireless transmission distance of up to 50 meters, effectively avoiding intermodulation interference. ▪ Ultra low power consumption, battery life>7 hours (lithium battery), standby time>20 hours. ▪ Adopting the patented technology of "mixed power", it can be powered by a 3.7V 14500 lithium battery or a 1.5V AAA No. 5 battery. ▪ Supports 5-12V phantom power supply. |
Parameters
| Communication Parameters | ||
Freq. Band | 510~590Mhz / 668~698 MHZ / 695~704 Mhz / 748~760Mhz, There are differences according to regions | |
Modulation Mode | Pi/4 DQPSK | |
Transmission Distance | >70m (MAX with flagship type Reciver)(Related to wireless environment) | |
Transmission Concurrency | Up to 48 simultaneous transmissions | |
| S/N | >100dB | |
Freq. Response | 20Hz-20KHz | |
Transmission Delay | <4ms | |
Distortion T.H.D | <0.03% (@1KHz) | |
| Sound Parameters | ||
| Mic Type | Suppor Earphones or Collar microphones,3.5mm Sennheiser’s Model | |
Sensitivity | - | |
| Freq. Response | - | |
Output Impedance | - | |
Directivity | - | |
| Physical and Electrical Indicators | ||
| Power Supply | 14500 Li battery *2 or AA battery *2 [Hybird Battery Tech] | |
Power Interface | - | |
Endurance | >5h(@14500 battery); >3.5h (AA battery) | |
Size | 92*62*19 (mm*mm*mm) / 52g(without battery) | |
Launch Connector | Cannon Interface | |
Function | Internal Antenna, Infrared,Phantom power supply |
Questions Frequently Asked
1. When charging lithium batteries with poor performance, their step-down circuit will interfere with the performance of the receiver. 2. When multiple devices are used simultaneously, improper frequency setting can easily lead to performance degradation due to intermodulation interference. |
Notes
|
Documents
1_Manual_EN_iweex (DTT223-B)Digital UHF Wireless System Bodypack Transmitter (freq.Group)_2024.07.14 |
Solution Refereced

Standard Accessories:
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Bodypack Transmitter *4
4 Channels Receiver *1
Antenna *4 (base on frequency band)
AA Battery *8
220V/12V & 1A Power Supply *1
Storage package *1
Manual *1
Qualification certificate *1
| User name | Member Level | Quantity | Specification | Purchase Date |
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