NITRO BEE Single Channel UHF Race Receiver with Channel Lock for Racing Radios Electronics - Includes Foam Stereo Earbuds and Belt Holster Clip Includes Holster Clip & FREE Stereo Ear Buds 440.0000 ~ 469.9875 MHz Range Great For NASCAR Races! Listen to your favorite drivers and race teams as well as emergency services and race officials. Programmable CTCSS and DCS tones & Default Turn-On Channel Unlike other receivers, the Nitro-Bee features Button Lock to prevent accidental changes You can use STEREO ear buds Programmable CTCSS and DCS tones Programmable default turn-on channel Unlike other receivers, the Nitro-Bee features Button Lock to prevent accidental changes