Cisco 8821 Spare Battery manual pricing Equipped with powerful 40mm speakers

Equipped with powerful 40mm speakers

HFP Frequency response (music mode) 20 - 20000 Hz Wireless range 30 m Headphones Maximum input power 30 mW Ear coupling Supraaural Headphone frequency 20 - 20000 Hz Headphone sensitivity 117 dB Driver unit 4 cm Noise canceling Yes Noise canceling type Passive Microphone Microphone type Boom Microphone frequency 100 - 10000 Hz Microphone sensitivity -17 dB Microphone noise-canceling Yes Noise-canceling switch Yes Number of microphones 1 Microphone direction type Unidirectional Microphone mute Yes Battery Battery operated Yes Battery type Built-in battery Battery technology Lithium-Ion (Li-Ion) Continuous audio playback time 18 h Continuous audio playback time (ANC off) 17 h Continuous audio playback time (ANC on) 13 h Rechargeable battery Yes Talk time (ANC off) 18 h Talk time (ANC on) 14 h Charging source USB Battery recharge time 2 h Standby time 360 h Weight & dimensions Width 155 mm Depth 64

The noise-canceling microphone ensures your voice is clear

It includes the W70B base station and the W56H handset

AVRCP Wireless range 50 m Headphones Ear coupling Supraaural Headphone frequency 20 - 20000 Hz Driver unit 3

Cisco 8821 Spare Battery manual pricing Equipped with powerful 40mm speakersThe Cisco 8821 Battery is a high performance, reliable power source designed specifically for the Cisco 8821 Wireless IP Phone. This lithium ion battery ensures that your device remains operational throughout the day, providing extended talk time and standby time. With its easy to install design, you can quickly replace your old battery and continue using your phone without any interruptions. The Cisco 8821 Battery is an essential accessory for