Check the listing for details. PLANTRONICS Calisto 240 USB Handset. Condition: Used. Listed at 14.40 USD. PLANTRONICS Calisto 240 USB Handset Make the evolution to PC communications simple with the new Calisto 240 USB handset. With its portable size, new LCD display and integrated speakerphone, managing PC calls on-the-go has never been easier. And with top of the line audio technology, you’ll like how you sound too. Key Features :Transition to PC communicationsSimple call managementLCD displaySoundGuard: Acoustic limiting for protection against sounds above 125 dBAPersonal speakerphoneNoise-canceling microphoneWideband for best PC audio Up to 6,800 HzSimple USB connection; connects to Cisco DX Series via USB, PC via USBNote: This unit is in very good working order and have blemishes from usage This Auction includes what is on the picture: Handset 31-01-20/M