Text-to-speech announces caller by name (or number if unknown caller) and has up to 10 hours talk time or 500 hours standby on one charge. DSP technology provides excellent sound quality. Advanced built-in microphone to reduce surrounding noises and echo. Privacy mode available so it can be used in home or office. Operates in English, French, Italian, German, and Spanish. Pairs up to 8 phones. Operating range: 33'. Battery charge time: 3 hours.