




| Receiver parameters | |
| Operating frequency: | UHF 640~690MHz(Standard: 640~690MHz) |
| Chip working voltage: | 2.8~3.6V |
| Distance: | 50~150m |
| Number of channels: | 25 channels each for A, B, C, D, E, F, G, H channels |
| Channel interval: | 0.3MHz |
| Frequency stability: | ±0.005%(-10~50℃) |
| Audio signal-to-noise ratio: | -96 dB |
| Frequency response: | 50Hz~18KHz+3dB |
| Transmitter parameters | |
| Operating frequency: | UHF 500~950MHz (standard: 640~690MHz) |
| Chip operating voltage: | 2.8~3.6V |
| Number of channels: | 25 channels each for A, B, C, D, E, F, G, H channels |
| Channel width: | 50MHz |
| Frequency stability: | +0.005%(-10~50℃) |
| Frequency response: | 50~18000Hz |
| Maximum transmitting power: | 10 dBm |