1111MicrosoftInternetExplorer402DocumentNotSpecified7 8 磅Normal0Specifications Model ZASTONE D500Frequency Range 137 174MHz 400 470MHzOutput Power 25WMemory Channels 1052 channelsPower Supply Voltage DC 13 8V ± 15 Frequency Stability ±2 5ppmMainframe Dimensions 130 x 40 x 38 mmMicrophone Impedance 600Ω 8 pin modular Antenna Impedance 50Ω SO 239 Emission Type F2D F3E FM FM N Operating Temperature Range 10°C to 60°CAudio Output Power 2W 8Ω 10 distortion Weight Approx 1 2 kg mainframe 140 g control panel External Speaker Support 2 core 3 5mm 8Ω Features 1 Dual Band FunctionalitySupports 137 174MHz and 400 470MHz frequency bands enabling flexible communication across various scenarios and environments 2 Large LCD Screen with Adjustable ColorsThe easy to read vibrant LCD display offers customizable screen color options for optimal visibility during day or night 3 1052 Memory ChannelsHigh channel capacity allows users to store and access frequency settings with ease suitable for professional usage and long range communication 4 Detachable Control Panel with Magnetic DesignThe split panel design along with magnetic adsorption ensures convenient installation and usability perfect for car setups 5 Advanced Encryption TechnologyThe FH encryption feature safeguards your communication from frequency decoding offering a secure connection for peace of mind Package Included 1 x ZASTONE D500 Mainframe1 x 8 pin Microphone1 x Car Power Cable1 x Mounting