One-to-one two-way intercom programThis solution consists of two two-way intercom devices, and the two devices need to be paired for the first use. This solution is powered by a lithium battery, has l
One-to-one two-way intercom program
This solution consists of two two-way intercom devices, and the two devices need to be paired for the first use. This solution is powered by a lithium battery, has low power consumption and a built-in PCB antenna, which is convenient for product miniaturization design. This system has the ability to resist WIFI interference and can be applied to various remote audio interaction scenarios.
自动分配信道
预置信道数14个，多套同时使用
抗干扰性强
音频传输采用数字化处理
抗WIFI干扰
无线传输具有抗WIFI干扰能力
传输距离
无线传输距离空旷地带 50米以上
便携
内置PCB板天线更适合便携式产品
附加功能
内置耳机功放和麦克风前置放大
| 规格项目 | 音频发射模块 | 音频接收模块 |
|---|---|---|
供电电压 | 5V | 5V |
消耗电流 | <25mA | <25mA |
工作温度 | -10 ℃ ～ +70 ℃ | -10 ℃ ～ +70 ℃ |
频率范围 | 2400～2483.5MHz | 2400～2483.5MHz |
信道数目 | 14 | 14 |
调制方式 | GFSK | GFSK |
发射功率 | 10dBM | |
输入阻抗 | 1OK Ohm | |
输入电平 | 2.8Vp-p(Max) | |
接收灵敏度 | -85dBm(Min.) | |
输出阻抗 | 32 Ohm | |
输出电平 | 2.8Vp-p(Max) | |
音频时延 | <10ms | <10ms |
频率响应 | 10～8KHz,±3dB | 10～8KHz,±3dB |
动态范围@1kHz | 81dB | 81dB |
失真度THD | 0.1% | 0.1% |
只需发射与接收第一次使用时配对一次，往后开机即可使用
内置耳机功放和数位音量调节
内置麦克风前放大电路
实时全双工一对一双向对讲
本系统具有静音控制功能
本系统具有降噪去风声的功能
无线传输受到干扰时可以无缝切换信道
