The Grandstream DP715/710 is the next generation of powerful, affordable, high quality and simple to configure VoIP DECT phones for small business and residential users. Their compact size, superb voice quality, rich feature set, market leading price-performance and wide range radio coverage enable consumers to maximize the power of IP voice application and mobility for a minimum investment. DP715/710 is SIP and DECT compliant and field proven for flexible deployment. The DP715/710 has an indoor range of 50 meters and outdoor range of up to 300 meters to enable you to walk away from your desk without having to worry about missing any important calls. With a standby time of 80 hours and up to 10 hours of talk time, the Grandstream DP715/710 system has what it takes to meet the communication needs of your mobile workforce.