Harrison 40 channel AM/FM (26.965 MHz to 27.405 MHz) CB radio features 12-24 volt operation, built-in USB port (5V 2.1A), 7 weather channels with alert, frequency display, automatic SWR, rotary channel switch, Beep function, Roger Beep, Talk-back, Tone control, volume adjustment on/off, manual & auto squelch, multi-fuction LCD display, Digital S-meter, hands free VOX operation, NRC (noise reduction), Noise Gate, ANL/NB/Hi-Cut filters, CTCSS/DCS, channel scan with skip function, 2 emergency pre-sets, F-function key, keylock, rear speaker and PA jacks. 6 pin front mount Electret/Dynamic microphone with up/down channel buttons. Approximate radio dimensions: 4.92 x 6.49 x 1.77 inches 125 x 165 x 45 mm
| Number of channels | : | 40 | 
| Number of weather channels | : | 7 | 
| Weather alert | : | |
| Modulation modes | : | AM / FM | 
| Frequency ranges | : | from 26.965 MHz to 27.405 MHz | 
| Weather channels | : | from 162.400 MHz to 162.550 MHz | 
| Antenna impedance | : | 50 ohms | 
| Power supply | : | 13.8 V / 27.6 V | 
| Size (W x D x H) | : | 4.92 x 6.49 x 1.77 inches 125 x 165 x 45 mm | 
| Weight | : | 1.65 lbs / 0.75 kg | 
| Accessories supplied | : | Ultra light electret microphone with support, mounting cradle, screws | 
| Frequency allowance | : | +/- 200Hz | 
| Carrier power | : | 4 W AM / 4 W FM | 
| Transmission interference | : | inferior to 4 nW (- 54 dBm) | 
| Audio response | : | 300 Hz to 3 KHz in AM/FM | 
| Emitted power in the adj. channel | : | inferior to 20 μW | 
| Microphone sensitivity | : | 3.0 mV | 
| Drain | : | < 2 A max. with modulation (13.8 V) < 1 A max. with modulation (27.6 V) | 
| Modulated signal distortion | : | 2 % | 
| Maxi. sensitivity at 20 dB sinad | : | 0.5 μV - 113 dBm (AM) 0.35 μV - 116 dBm (FM) | 
| Frequency response | : | 300 Hz to 3 kHz in AM/FM | 
| Adjacent channel selectivity | : | 60 dB | 
| Maximum audio power | : | 3 W | 
| Squelch sensitivity | : | min. 0,2 μV - 120 dBm / max. 1 mV - 47 dBm | 
| Frequency image rejection rate | : | 60 dB | 
| Intermediate frequency rej. rate | : | 70 dB | 
| Drain | : | 180 ~ 800 mA maximum (13.6 V) 90 ~ 400 mA maximum (27.8 V) |