Description
● Built-in amplified speaker with three audio levels
● Tone and pulse modes
● Store up to twelve, 16-digit telephone numbers in speed dial
● Pre-dialing and last number redial
● Advanced PBX pause function
● High-impedance monitor mode
● Equipped with the mute switch
● Continuous polarity LED indications
● Power saving auto-shut off after 5 min of inactivity
● Battery: 9 Volt (not included)
