Cloning compatible Setting of one radio can be copied to another (requires optional multi-unit charger or cloning cable). VOX Hands-Free use with audio accessory. 3 different Call Tones grab the attention of the people you need to reach. 2-pin accessory plug (compatible with CLS, XTN & AX series).AA Battery Compatible (requires 5 AA cells & alkaline battery frame accessory). H x 2.2 in. W x 1.6 in. Weight: 10.3 ounces (with standard battery). Li-ion Rechargeable Battery Life Up to 18.5 hours per charge with standard battery and up to 26 hours with higher capacity batteries. AA Battery Life Up to 26 hours. The item "4 Motorola RDU4100 UHF Two Way Radio Walkie Talkies 10 Channel 4 Watt RDX Series" is in sale since Sunday, October 6, 2019. This item is in the category "Consumer Electronics\Radio Communication\Walkie Talkies, Two-Way Radios". The seller is "2-way_city" and is located in Austin, Texas. This item can be shipped to United States.