Outdoor Use Professional Digital Two Way Radio (DMR) DM-680 Portable Type

Place of Origin	China

Outdoor use professional Digital two way Radio (DMR) DM-680 Portable Type? General Specification ? ModelDM-680Channels512Zones16Frequency Rang400-480MHzAntenna Impedance50?Dimension97×58×40mmWeight270gLi-ion battery2300mAhRated voltageDC: 704VBattery: ? The average battery life under 5/5/90 duty cycle,Website: , and using carrier squelch and TX high power.Receiver ? Frequency400-480MHzChannel Spacing12.5kHz/25kHzFrequency Stability+/- 1.5ppmAnalog Sensitivity0.3uV /0.25uVDigital Sensitivity0.25uV /0.20uVIntermodulation65dBAdjacent Channel Selectivity60dB@12.5kHz / 65dB@25kHzSpurious Rejection65dBRated Audio0.8WAudio Distortion @ Rated Audio3%FM Hum ?Noise+1 -3dBConducted /Radiated Emission-57dBmTransmitter ? Frequency400-480MHzChannel Spacing12.5kHz / 25kHzFrequency Stability+/- 1.5ppmLow Power2WHigh Power5WModulation Restriction±2.5kHz@12.5kHz / ±5.0kHz@25kHzFM Hum ?Noise-40dB@12.5kHz / -45dB@25kHzConducted/ Radiated Emission-36dBm<1GHz / -30dBm@25kHzAdjacent Channel Selectivity-60dB@12.5kHz / -65dB@25kHzAudio Response+1 -3dBAudio Distortion3%FM Modulation12.5kHz: 11K0F3E ? 12kHz: 16K0F3E4FSK Digital Modulation12.5kHz data: 7K60F1D ?7K60FXD ? 12.5kHz audio: 7K60F1E ?7K60FXE ? 12.5kHz data ?audio: 7K60F1WDigital VocoderAMBE++Digital AgreementETSI-TS102-1,-2,-3Our Service Shipping:please contact us and give us detailed address and post code. We will choose the best express company for you. Cost of customs:import duties or taxes are the buyer's responsibility. Please kindly check with the customs office of your country. We will try our best to help you with the customs clearance. Payment:we accept T/T (bank transfer) and Western Union. Items will be prepared after payment received. Feedback:we devote ourselves to perfect our products. Don't hesitate to let us know if you have any feedbackor suggestions.Also, we can go to our company website for the up-to-date firmware updating.