Motorola MH230R Rechargeable Two Way Radio 4 Pack Includes 4 Motorola MH230TPR Rechargeable Two Way Radios A range of up to 23 miles under favorable conditions 22 channels, each with 121 privacy codes for 2,662 combinations Dual power: 10 hrs. Alkaline (3AAA) or 8hrs. NiMH iVOX hands-free communication without the need of an audio accessory