Wireless Frequency Copy Streamline setup with wireless frequency copy for easy transfer between devices, ensuring seamless connectivity. Press "exit" to scan, "menu" to save. Since +/-2.5ppm is the accuracy of most ham radios, frequency deviation is normal when you perform wireless frequency copy with other radios. Adjustable Screen-on Time Easily customize the screen-on duration with options ranging from 5 to 20 seconds, or just keep it on, suiting your preferences and power-saving needs. Dual Alarm Function Stay prepared with UV-17R's flashlight and dual alarm. Local alarm through speaker or broadcast with siren/coded signals over the air. Specification: Frequency Range: 144-148MHz(TX&RX) , 420-450MHz(TX&RX) [US Version] 144-146MHz(TX&RX) , 430-440MHz(TX&RX) [EU Version] FM: 78-108MHz(RX), WX: 161.650-163.275MHz(RX) Power: 5W/2W Channel Spacing: 25.0KHz(Wide)/12.5KHz (Narr) Memory Channel: 999 Groups Operation Voltage: DC 7.4 V ±10% Transmission Current: ≤1700mA Receive Sensitivity: 0.25μV (12dB SINAD) Rated Audio Power Output: 1W @16 ohms Receive Current: ≤380mA Connection for Accessories: 2 pin Kenwood jack Antenna Impedance: 50 Ohm What’s in the box? UV-17R Two way radio x 1 Li-ion Battery (with one screw) x 1 Belt Clip x 1 Lanyard x 1 Headset x 1 Desktop Charger x 1 User Manual x 1