Wireless Microphone 2 Channels

Transmitter Technical Specifications:
1. Frequency Range: A Channel: 610.50~639.50MHz; B Channel: 640.5–669.5MHZ.
2. Number of Channels: AB Channels: 30 (conservative estimate). ID code changes randomly during each pairing within the manufacturer-set frequency range.
3. Oscillation Method: DSP Chip Frequency Locking.
4. Frequency Stability: ±10ppm.
5. RF Power: 10dBm.
6. Audio Frequency Response: 40~18000Hz.
7. Distortion Level: ≤0.5%.
8. Battery Specifications: 1200mah 18650 lithium battery.
9. Battery Life: 6~10 hours (varies depending on battery type and capacity).
10. Launch distance: 60 meters indoor, 100 meters outdoor

Receiver Technical Specifications:
1. Frequency Range: A Channel: 610.90~635.40MHz; B Channel: 640.5–669.5MHZ.
2. Number of Channels: AB Channels: 30 (conservative estimate). ID code changes randomly during each pairing within the manufacturer-set frequency range.
3. Oscillation Method: DSP Chip Frequency Locking.
4. Frequency Stability: ±10ppm.
5. Reception Sensitivity: -95~-71dBm.
6. Audio Frequency Response: 40~18000Hz.
7. Distortion Level: ≤0.5%.
8. Signal-to-Noise Ratio: ≥90dB.
9. Audio Output: 350mv (maximum).
10. Battery Specifications: 18650 lithium battery.
11. Battery Specifications for the Receiving Box: 14500 lithium battery. 12. Battery Life: 6~10 hours (varies depending on battery type and capacity)