Uniden PRO401HH Professional Series 40 Channel Handheld CB Radio, 4 Watts Power with Hi/Low Power Switch, Auto Noise Cancellation, Belt Clip and Strap Included Full 4 Watts of Power Operates on all 40 CB Channels Auto Noise Cancelation High/Low Power Selection DC Power Adapter Flexible Antenna (BNC) Belt Clip and Strap Rechargeable or Alkaline Batteries (not included)