1 x CI821ZBE Lithium-ion Polymer Rechargeable Battery 3100mAh for Cisco8821/8821-EX Wireless IP Phone
Bonus:
1 x CI821ZEL Battery Lid for for Cisco8821/8821-EX Wireless IP Phone with zCover CI821ZBE Extended Battery
Features for:
3,100mAh zBattery® CI821ZBE extended battery replaces 2,000mAh Cisco CP-BATT-8821 standard battery with extra 55% battery life!
zBattery® CI821ZBE Lithium-ion Polymer Rechargeable Battery for Cisco8821/8821-EX Wireless IP Phone has UL certified Lithium-ion Polymer cell, it is green and safe.
Compatible with all zCover® desktop charger and battery chargers for Cisco 8821/8821-EX shipped from day one!
Comes with CI821ZEL extended battery lid
zDock CI821UAK and CI821UBK Battery Slots sets IN TWO-EASY-STEPS:
Step #1: Pull out Battery Capacity Adapter
Step #2: Insert adapter into the Extended Battery Adapter Position
zBattery®CI821ZBE extended battery is compatible with zCover CI821UDA Desktop Dual Charger, CI821UDB Desktop Battery Charger, CI821U3B, CI821U5B Multi-Battery Charger, CI821U3A, and CI821U5A Multi-Charger for Cisco 8821/8821-EX Unified Wireless IP Phone.
zBattery® CI821ZBE equals to a 3100mAh Lithium-ion Polymer Battery
It does not suffer from memory effect
Pair the battery with our extended battery lid, CI821ZEL for Cisco 8821/8821-EX
It supports longer talk time and standby time in Cisco 8821/8821-EX Unified Wireless IP Phone
Pair zBattery® CI821ZBE extended battery with our CI821WAS ZOOL Handset Wireless Power Receiving Pad, upgrade your Cisco 8821/8821-EX Wireless IP Phone into wireless power level
zCover CI821WAS ZOOL Handset Wireless Power Receiving Pad, works with zDock ZDUWAUBK Unified Desktop Wireless Power Dock, and compatible with Cisco original battery and zBattery extended battery)
zDock® CI821 Unified Charger Sets (with AC adapter) are for Cisco8821/8821-EX Wireless IP Phone Standard batteries and zCover CI821ZBE Extended Batteries.
They are compatible with zDock Universal Wall-mount Kits, which allow you to mount the chargers on the wall (Wall Mount NOT included).
zCover zBattery CI821ZBE Rechargeable Battery for Cisco8821/8821-EX Wireless IP Phone has UL certified Lithium-ion Polymer cell, it is green and safe.
