· uhf 1x25个频率可变换
· 1声道高频率优点是避免干扰
· 采用音频压缩扩展技术，噪音小，动态范围大，减少啸叫
· 中央处理器(cpu)处理电路
| 频率范围 / frequency: | uhf640-690mhz |
| 频道总数 / channels: | 1x25(frequency conversion变频) |
| 音频频率响应 / response: | 50hz ~ 18khz |
| 射频产生方式 / rf production: | high-performance integrated ic |
| 射频带宽 / rf bandwidth: | 50mhz |
| 信噪比 / signal to noise ratio: | > 105db (a weighted peak) |
| 动态范围 / dynamic range: | > 100db |
| 失真 / distortion: | < 1.0% @ 1khz |
| 使用温度 / use temperature: | -18 ~ 50 degrees (celsius) |
| 有效使用距离/working range: | 50 meters |
| 接收方式/receive mode: | high performance integrated ic |
| 灵敏度/sensitivity: | > - 105db |
| 显示方式/display: | lcd |
| 音频输出方式/output: | mixed / two balanced/ unbalanced output |
| 通道/channel: | 1 |
| 射频频率精度/rf accuracy: | ± 5ppm<10khz |
| 标称频偏/nominal frequency offset: | 25khz |
| 谐波/harmonics: | <- 45db / c |
| 输出功率/output power: | > 10 db / m |
| 显示方式/display: | lcd |
| 消耗电流/current consumption: | <150ma @ 3v |
| 供电方式/power supply: | aa 1.5v x 2 |
| 电池寿命 / battery life: | > 6 hours |