CLS-Series Business Light-Duty Two-Way Radio, 4-Channel, 1-Watt Radio, Black

56 UHF frequencies & 121 “Interference Eliminator” codes prevent hearing other users on the same channel. Three call tones alert user to incoming message. Built-in user changeable frequencies to match your current radios. Digital display & cloning capability make programming multiple radios easy (requires Six-Unit Charger MTR56531, sold separately), while built-in audio jack permits use of optional headset / microphone (MTR53815), sold separately, in noisy areas or where privacy is required. Capacity: n/a; Power Source(s): Lithium-ion battery; Number of Channels: 4, for multiple work groups; Color(s): Black.