The Cisco Headset 320 Series isn't compatible with the Cisco Wireless Phone 840 and 860.

The Cisco Headset 520 Series can connect to the Cisco Wireless Phone 840 and 860 through the 3.5 mm port.

The following tables contain information on the minimum phone and headset firmware versions that support the Cisco Headset 520 Series

The following table lists the available headset features on the Cisco Wireless Phone 840 and 860.

The following table lists the available headset serviceability features on Cisco Unified Communications Manager through the Cisco Wireless Phone 840 and 860.

The Cisco Headset 530 Series isn't compatible with the Cisco Wireless Phone 840 and 860.

The Cisco Headset 560 Series Multibase can connect to the Cisco Wireless Phone 840 and 860 with a Bluetooth connection

The following tables contain information on the minimum phone and headset firmware versions that support the Cisco Headset 560 Series

The following table lists the available headset features on the Cisco Wireless Phone 840 and 860.

The following table lists the available headset serviceability features on Cisco Unified Communications Manager through the Cisco Wireless Phone 840 and 860.

The Cisco Headset 720 Series is not officially supported on the Cisco Wireless Phone 840 and 860.

The Cisco Headset 730 is not officially supported on the Cisco Wireless Phone 840 and 860.

The Bang & Olufsen Cisco 950 can make basic calls on the Cisco Wireless Phone 840 and 860 through a Bluetooth connection. However, full headset support isn't available at this time.

The following tables contain information on the minimum phone and headset firmware versions that support the B&O Cisco 950:

The following table lists the available headset features on the Cisco Wireless Phone 840 and 860.

*—The headset mute status doesn't sync with the phone.

The following table lists the available headset serviceability features on Cisco Unified Communications Manager through the Cisco Wireless Phone 840 and 860.

The Bang & Olufsen Cisco 980 can make basic calls on the Cisco Wireless Phone 840 and 860 through a Bluetooth connection. However, full headset support isn't available at this time.

The following tables contain information on the minimum phone and headset firmware versions that support the B&O Cisco 980:

The following table lists the available headset features on the Cisco Wireless Phone 840 and 860.

*—The headset mute status doesn't sync with the phone.

The following table lists the available headset serviceability features on Cisco Unified Communications Manager through the Cisco Wireless Phone 840 and 860.