SoundStation 2W™ Wireless Conference Phone gives you the freedom to conference anywhere, even if there are no power of phone connections. Features Polycom's award winning Acoustic Clarity Technology for natural, full duplex two-way conversations. Uses 2.4 GHz digital transmission with 64 bit voice encryption for clear, secure conversations. 150 ft. wireless range. Rechargeable battery with 12 hour talk time and 80 hour standby. Connects to telephone line or cell phone, letting you conference in temporary work spaces or facilities where there is no analog phone line. Feature rich LCD display with caller ID, speed dial, and intuitive interface. Includes console, 12 hour talk time rechargeable battery, portable charger and cell phone connection cable.