Tk 3000 Kenwood Walkie-Talkie

General frequency range 350-390/400-430/440-480 mhz number of channels 16 channels channel spacing wide / narrow 25 khz / 12.5 khz channel step 5, 6.25 khz operating voltage 7.5 v dc ± 20% battery life approx. 10 hours operating temperature -20oc to +60oc frequency stability 5 ppm antenna impedance 50 ω channel frequency spread 30 mhz dimensions (w x h x d), projections not included 54 x 113 x 24.9 mm (include battery) weight (net) approx. 203 g (include battery) fcc id alh437200 fcc compliance parts 15 / 90 receiver sensitivity (12 db sinad) wide / narrow 0.25 μv / 0.28 μv selectivity wide / narrow 70 db / 60 db intermodulation distortion wide / narrow 65 db / 60 db spurious response 65 db audio distortion less than 5% audio output 500 mw / 8 ω transmitter rf power output high / low 4 w / 1 w spurious response.