Plantronics Voyager 510S-CHP Bluetooth Headset and handset Lifter

Adaptor works with most Analogue or Digital Telephones;
Bluetooth(TM) v1.1 Headset & Hands-Free profile Compliant.
Maximum Operating Range: up to 10 metres. Conformable Earloop (left/Right Configurable); Noise Canceling Microphone; Call Answer/End Button; In Use Indicator Light; Power/Mute/Volume Dial Controls with Audible Indicator; Intuitive Controls for Volume, Mute, Call answer/end & dialing;
Talktime: up to 6 hours   Standby Time: up to 76 hours   Battery charge time: 2 hours
Lightweight: 15 grams
Includes Rechargeable Lithium-ion Battery and AC/DC Power Adaptor for charging battery

Comes with HL10 Handset Lifter