Bluetooth 2.1+EDR,

Supports TTS (Text To Speech)--Speak caller’s number , Phonebook synchronization,

TTS support language: US & UK English,French,Italian,German,Spanish,

Echo cancellation & noise suppression, Full-duplex sound quality,

One-touch answer, call rejection, last number redial, adjustable volume,

Voice dialing function (voice activation subject to voice activation enabled phones),

Support Solar charging