1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Channel Quantity 999Channel Spacing ≤16KHzOperating Voltage DC 7 4V Rechargeable Lithium Battery Frequency Stability ±2 5ppmAntenna Impedance 50ΩTransmitter Transmitting Current ≤2 6AModulation Mode 16KΦF3E 11KΦF3EMaximum Frequency Deviation ≤5KHz ≤2 5KHzSignal to Noise Ratio Wide Narrow ≥45dB ≥40dBReceiver Receiving Sensitivity ≤0 25uv 12dB SINAD Maximum Audio Power Output 1W 10 Signal to Noise Ratio ≥45dBReceiving Current ≤380mAMaximum Audio Power Output 1W 10 Features 1 Extensive Frequency RangeThe BAOFENG AS 53H supports a vast frequency range including FM Radio 65 108MHz Aviation Band AM 108 136MHz Public Service Band 350 390MHz and more This expansive range ensures you have the flexibility needed for various communication channels in different environments 2 Secure Communication with Anti InterferenceWith hopping and anti interference technology the AS 53H ensures your conversations remain private and clear This feature is vital for maintaining the confidentiality and reliability of communications in both personal and professional settings 3 User Friendly DesignEquipped with automatic frequency hopping and a one button frequency sync function this device is designed for ease of use The illuminated LCD display and intuitive button layout make the device simple to operate even in low light conditions 4 Multi Functional CapabilitiesThe BAOFENG AS 53H