Stay in contact longer with the Rechargeable 4.35V 2060mAh Battery for Wireless IP Phone 8821 from Cisco. Designed specifically for use with the Cisco Wireless IP Phone 8821, this lithium-ion battery delivers 4.35V of power. A 2060mAh capacity delivers up to 11.5 hours of battery life and up to 45 or 145 hours of standby time for your wireless IP phone; a rechargeable design ensures dependability in demanding applications.

For Cisco Wireless IP Phone 8821    4.35V    2060mAh Capacity    Up to 11.5 Hours of Talk Time    Up to 145 Hours of Standby Time    Lithium-Ion Composition    Rechargeable

Related Questions and Answers

Q: 1. does it have caller id ?

A: Yes, the Poly OBi VVX 250 4-Line IP Desk Phone does have Caller ID.

Q: 2. Can this model be used in a mesh network configuration?

A: Yes, the Cisco Business 150AX Wireless Access Point is designed for use with Mesh networks.

Q: 3. What is the date of manufacture of the battery?

A: Unfortunately B&H does not have this information.

Q: 4. Does the phone run off battery when connecting over WiFi?

A: At no point does this phone run on any battery. It does not contain a battery.

Q: 5. how long are the extension mic cables?

A: Revolabs does not publish the cable length for the extension microphones used in the FLX UC 1500 IP & USB Conference Phone with Extension Microphones. However, based on the example image in the product brochure, I would estimate the length of these cables at 4-6 feet: https://bhpho.to/3NvhvVV

Q: 6. I will like to know the Warranty of this product.

A: The Yealink SIP-T33G Classic Business Gigabit IP Phone with Color LCD comes with a 1-year manufacturer warranty.

Q: 7. Is this product refurbished

A: No. This is a brand new product. All products purchased from B&H are brand new in the original factory box including packaging, all factory included accessories and factory warranty, unless otherwise stated to be USED, Refurbished, Open Box, or Demo.

Q: 8. Given the phone is bluetooth capable, will I be able to use "any" headphones that are also bluetooth capable such as my Beats headphones?

A: Yes, Bluetooth is a universal communication protocol for these types of devices.

Q: 9. Can you charge it outside the camera with USB C?

A: To charge the Insta360 Rechargeable 1800mAh Battery for X3 you will need to charge via the camera or Insta360 Fast Charging Hub for X3.

Q: 10. Hello, I want to connect telephone with RJ connector and dont want to do internet calling. Can I do that?

A: No, I am sorry that would nit be possible, this is made for Vo(IP) phone calls