Specification TK-338 Re power output: 4/5W Frequency Range: 400－470MHz 450－470MHz Channel: 99 channels CTCSS/CDCSS （shop） LCD display and Keypad input General Workable Temp: －20℃ to ＋55℃ Frequency Set: Double lock frequency system Voltage: D.C.7.2V (Ni-MH Battery pack) Antenna Type: Rubber antenna Antenna resistance: 50Ω Networking: Same or different frequency capable Earth method: Negative terminal connection Emission Parts Output power: 4/5W Modulate: FM Max deviation: ＋5KHz Residual radiation<－60dB Enhanced property: Increased by 6dB per increase Current≤800mA Receiving Parts Sensitivity <0.2μV (12db SINAD) Silent noise level<0.15μV Interference resistance: 50Db Output power≥300Mw Current (operate)≤140Ma Current (save mode): 10mA