Expansive high definition audio contained in a portable premium wireless speakerphone
˙ Bluetooth 4.1 – 30 feet / 10 meter range
˙ Rechargeable battery with 15 hours of talk time
˙ Option AC adapter for standalone power
˙ 360° microphone pickups – 6 feet / 2 meter range
˙ Supported natively on 6930 IP and 6940 IP phone
˙ Supported on 6920 IP phone via Bluetooth Dongle
˙ Can link two S720