Fully replaces battery number 74-4957-01 and CP-BATT-7921G-EXT.
Lithium Ion Rechargeable Battery Pack | 3.7 Volt | 2000 mAh | Cells Made in Japan
Longer Lasting: 2000 mAh capacity rating 8% higher than the OEM batteries.
Manufactured by Artisan Power, a leader in premium quality replacement battery packs.
Description
Extended capacity battery works for Cisco 7921G phone. Replaces OEM battery 74-4957-01 and CP-BATT-7921G-EXT. Manufactured using performance-grade power cells from Japan, which are proven to deliver maximum battery run time and total cycle life.