Package Dimensions: 3.23 x 2.24 x 0.67 inches
Item Weight: 0.352 ounces
ASIN: B07YCYSL7X
Item model number: Plantronics CS540, C054, Savi CS540,
Batteries: 1 Lithium Polymer batteries required. (included)
Manufacturer: VINTRONS
Country of Origin: China