Product description：Lenovo Thinkplus K3 Pro Bluetooth speaker Wireless range: About 8-10meters (Obstacle-free)
Lenovo Thinkplus K3 Pro Wireless Speaker BT 5.0 True Wireless Stereo Music Player with Microphone HD Calls Stereo Sound Deep Bass 1200mAh Long Endurance Speaker
BT 5.0 Connection, wide compatibility and stable transmission.
Built in Microphone, support high-definition calls.
HIFIsurround sound sound and powerful bass sound effect.
Comes with 1200mAh built-in battery for convenient use.
Portable mini speaker features compact size and light weight.
Item name: Lenovo Thinkplus K3 Pro
BT version: BT 5.0
Wireless range: About 8-10meters (Obstacle-free)
Battery capacity: 1200mAh
Endurance time:About 6-8H
Charging time:About 3H
Size: 79*79*62 mm
Weight: about 240 g
There is a little of difference according to manual measurement.
The actual use may be slightly different depending on the specific situation.