voice-activated transmitter function, multiple side buttons and multiple definition functions, dual PTT design, fast frequency scan, day/night theme selection, single band/dual band display Priority channel scanning function, wideband and narrowband optional (25KHz/12.5KHz) Chinese and English operation voice prompts, Chinese and English display interface Single tone pulse frequency 2100Hz/1750Hz/1000Hz/1450Hz (for signal activation relay) frequency reversal function, compression function 12W ultra-high power output, scrambling function Adapt to working frequency matching in different countries and regions; 136-174 and 400-470MHz (receive/transmit) 136-174 and 400-480MHz (receive/transmit) 136-174 and 420-520MHz (receive/transmit) 144-146 and 430-440MHz (receive/transmit) Receive AM 109MHz-135MHz (aviation reception) (receiving) FM: 76MHz-108MHz (frequency interval 100K) Dual display: Large-screen dual-frequency display, two completely operating systems -The frequency difference and frequency difference direction can be set in the repeater state UHF/VHF -section relay or VHF/UHF -section relay function, U or VN same frequency relay. 128 memory channels Powerful and stable output power (VHF: 12W/UHF: 12W) QT/ consonant codec, QT/ consonant scan Colour:Black Material:ABS Type: C: without Package Contents: 1x Walkie Talkie 1x Belt Clip 1x USB cable 1x Power adapter 1x Screwdriver 1x Antenna 1x English instruction manual Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.