This system utilizes a UHF dual-channel, multi-frequency design, employing high-precision digital DSP technology. It features automatic frequency search and selection, ACT (Automatic Channel Tracking), manual frequency adjustment, frequency locking, and battery level displays on both the main unit and handheld unit. Other features include electronic volume control, a large, clear LCD display, remote control for music playback and recording, and a modern, stylish design.
 
Features
1. Uses the UHF 630-690MHz frequency band, employs a digital DSP frequency locking system, and has 200 selectable channels.
2. Automatic frequency scanning function: Long press the receiver's SET button to automatically search for an interference-free frequency point. Align the transmitter with the infrared frequency matching window, and long press the receiver's SET button to complete the automatic search for the corresponding frequency point.
3. Features Bluetooth functionality for background music playback.
4. Features one USB port, supporting U-disk audio input and recording functions.
5. The remote control has one-touch music switching and one-touch recording functions.
6. Independent electronic volume control.
7. Two independent balanced XLR output jacks.
8. One 6.35mm combination output jack.
9. LCD displays on both the receiver and transmitter show signal strength, audio dynamics, electronic volume level, and operating frequency at a glance.
10. Effective range of 100 meters.
11. DC 12V power adapter.
12. Dimensions (chassis): 420 x 150 x 45 mm (L x W x H)
13. Gross weight/set: 2.25 kg.
 
System Parameters:
Carrier Frequency: 630-690MHz
Modulation Method: DSP
Bandwidth: 60MHz
Channels: 2 x 100 channels
Frequency Stability: ±0.005%
Dynamic Range: >105dB
Maximum Modulation: ±68KHz
Harmonic Distortion: ≤0.5%
Frequency Response: 50Hz-18KHz (±3dB)
Image Rejection Ratio: 80dB
Signal-to-Noise Ratio: >105 dB
Effective Range: >100m
Operating Temperature: -10°C—+40°C
Receiver
Power Supply: DC 12V/500mA
Power Consumption: 3W
Receiving Sensitivity: 5dBµV
Audio Output: Combination Output: 400mV/k3, Balanced Output: 250Mv/600
Transmitter
Transmission Power: Maximum: 30mW
Battery: (1.5V AA x 2)
Continuous Battery Life: High: >10 hours, Low: >15 hours