Cisco Unified Wireless IP Phone 8821 Wo Network Attached Storage (Nas) 2 x Detachable 1

2 x Detachable 1

Earpiece Earpiece Design Earbud Earpiece Design Behind-the-neck Earpiece Type Binaural Driver Size 1

57 Minute DC System Voltage 12 V DC Typical Battery Recharge Time 8 Hour Controls/Indicators Status Indicators LED Status display

4 mm Depth 262

Cisco Unified Wireless IP Phone 8821 Wo Network Attached Storage (Nas) 2 x Detachable 1Battery Information Battery Talk Time 11. 50 Hour Battery Standby Time 145 Hour Controls Indicators Buttons & Keys Speaker Buttons & Keys Soft Key Buttons & Keys Volume Control Buttons & Keys On Off Buttons & Keys Numeric Keypad Buttons & Keys Navigation Key Buttons & Keys Mute Button Display & Graphics Screen Resolution 240 x 320 Screen Size 6. 1 cm (2. 4") Screen Type Colour LCD Interfaces Ports USB Yes Headphone Yes Physical Characteristics Weight