Radio with remote mount. Digital / analogue multimode. Emergency button. High resolution LCD display. Full keypad. Frequency range: 380-470 MHz (A), 450-512 MHz (B) (pending approval by the Federal Communications Commission). Channels / zones: 999 / 255. Red emergency key. Password protection. Encryption: (Optional) DES-OFB, AES. Operating voltage: 13.6 V DC ± 20%. Dimensions: 1.875" x 6.375" x 7'. Weight: 3.3 lbs. Standby current: ≤ 0.4 A. Operating temperature: -22°F to +140°F. Water and dust protection: IP65, MIL-STD 810C/D/E/F.