Plantronics/Poly Voyager 4245 Office (CD)
The Voyager 4245 Office – CD headset is designed to work with desk phone, PC/Mac AND mobile. It has 3 wearing syles included; headband, earhook AND neckband. The Office-CD version comes with a base unit that charges the headset and attaches to your desk phone & computer via cable. Additionally it comes with a spare battery and charger (more on why Poly did that later). You use the base unit to toggle between the phone and PC. It can also be used independently with your mobile phone in or out of the the office.