Vender Retevis RT43 Digital Walkie Talkie 32 Channels DMR Dual Time Slot VOX Amateur Radio Compatible with Motorobo Tier I & II (1 Pac, Black) melhor preço

1. The RT43 is a amateur walkie talkie with both digital and analog modes; compatible with Motorobo Tier Ⅰ&Ⅱ; RT43 is lightweight and handy, perfect for outdoor contact 2. RT43 amateur radio equipped with 1400 mAh lithium battery which could work normally for 12-14 hours 3. Private Call; Group Call And All Call; 32 Channels; multifunctional communication; all can be managed easily and improve your work efficiency 4. RT43 uses PC+ABS plastic material and stable structure design to make it more sturdy and fall; You can write a number or a name on the label to prevent accidental take wrong 5. DMR Dual time slot function enables two groups of calls at the same frequency; avoiding busy channel and call interference Digital encryption and clear sound quality 1.You can use CTCSS / DCS in analog mode to avoid interference from unrelated signals. 2.The RT43 has more accurate digital encryption than an analog walkie talkie, making calls more private and secure. 3.Digital audio delivers clearer sound quality depend advanced AMBE + 2TM voice processing technology Main Functions: 1) High/low power adjustable 2) Chinese and English voice channel broadcast 3) 32 channels 4) Single call / group call / full call 5) Double time slot, color code (0~15) 6) Area selection 7) Power saving / low voltage alarm 8) Monitor, squelch 1~10 9) Tail cancellation 10) Side key definition 11) VOX, TOT (495S) 12) encryption function 13) Relay/off-line function 14) Wide/narrowband selection Main technological specification: Frequency range：UHF:400-480MHz Channel Capacity：32CH Channel Spacing：25KHz/12.5KHz Operating Temperature：-25℃~+60℃ Operating Voltage：DC 7.4V Antenna Impedance：50Ω Microphone Impedance：2.2KΩ Battery：Li-ion DC7.4V 1400mAh Dimension：116×54×35mm (no including antenna) Weight：316g Transmission Output power：High:5W Low:1W FM modulation：25/16K¢F3E 12.5K/8K¢F3E 4FSK digital modulation 12.5KHz for data:7K60FXD 12.5KHz for data and voice :7K60FXE Vocoder type：AMBE++or SELP Digital Protocol：ETSI-TS102 361-1,-2, Harmonic：≥70dB Signal-to-noise Radio(wide/narrow)：25K≤-45 dB 12.5≤-40 dB Rated audio Distortion：≥5% Frequency Stability：±2.5ppm Max Frequency Stability：12.5K≤-40dB Reception Sensitivity (12dB SINAD) ：Analog 25K≤-121dB 12.5K≤-119dB Digital 0.3μV/BER5% Signal-to-noise Radio：25K≥45 dB 12.5K≥40dB Adjacent channel selectivity：25K≥65 dB 12.5K≥60dB Intermediation (Wide/ narrow)：25K≥60 dB 12.5K≥55dB Spurious Response Rejection：≥65 dB Audio power：1W Audio distortion：<5% Frequency Stability：±2.5ppm Battery life under 5-5-90duty：14.8 hours(with 1600mAh Li-ion battery) 20.9 hours(with 1600mAh Li-ion battery) Package includes 1 x RT43 digital walkie talkie 1 x Antenna 1 x Battery 1 x Belt Clip 1 x Sling 1 x User Manual 1 x USB Charger