HS-250 - Headset ( In-Ear-Headset (mit Ohrb&uuml;geln) ) - drahtlos Multipoint Technology:Connects to two devices simultaneously, allowing for seamless switching from one device to another Audible prompts such as Connected, Mute ON and Mute OFF, Call Terminated, Battery Low, etc Engineered for optimum voice quality with reduced echo and background noise LED indicator indicates battery life, pairing mode, call on hold etc 4+ hours of talk time