Iradio R4900 5W Two Way Radio UHF Analog and Digital DMR Sirim Approval

Main Features: ● 256channels=16 zones*16 Channels / zone ● Voice Prompt ● Timed Lock & Auto-lock ● Definalbe Sidekeys ● Talk Around and Reverse Frequency ● Low Power Alert ● High / Low Power Switching ● TOT / VOX / Scanning / Monitor ● One-click Privacy Decode (Analog Mode) ● Power Saving ● Keypad Lock DMR Functions: ● 2000 Digital Contact List ● 256 Receiving Group List ● 256 Groups Encryption( ARC / AES128 / 256) ● Remote Monitor ● 136*60*36mm,about 240g Specifications: Frequency Range VHF:136-174MHz or UFH: 400-470MHz Working voltage 7.4V DC Working temperature -20℃ ~ +60℃ Working Mode Same frequency simplex,different frequency simplex Channel storage 256channels Frequency Stability ±2.5ppm Antenna Impedence 50 Ω Channel spacing: Analog25kHz/12.5kHz Digital:12.5K Modulation Type Analog: F3E Digital: 4FSK Maximum Frequency Deviation ≤± 5KHz(W),＜2.5KHz(N) SNR（W/N） -45dB/ -40dB TX Current ≤1500mA RF Modulation Sensitivity Modulation distortion ＜5% Receiving Sensitivity 0.22μV/ 0.25μV 12dB SINAD Audio Power ≤1W（16Ω） Audio distortion ＜5％ Inter modulation (W/N) 65dB/ 60dB Standby current ≤350mA RX Current ≤70mA