Artisan Power Cisco 7925G & 7926G Phone Replacement Battery. Extended Capacity 1500 mAh Cisco 7925G and 7926G Replacement Battery. Extended Capacity. Fully replaces battery number CP-BATT-7925G-EXT and 74-5469-01 Lithium Ion Rechargeable Battery Pack | 3.7 Volt | 1500 mAh Longer Lasting: 1500 mAh capacity rating 7% higher than the OEM batteries. Manufactured by Artisan Power, a leader in premium quality replacement battery packs.