LG TONE-DFP3 Owner's Manual page 21

Dimensions
(mm) /
Weight (g)
Frequency range
2402 MHz to 2480 MHz
*Duration of use may vary depending on the connected mobile device,
features being used, settings, signal strength, operating temperature,
frequency band, and other methods of use.
Earbud : 16.1 mm (W) X 32.65 mm (L) X 25.7 mm
(H) / 5.3 g (One earbud)
Charging case : 54.5 mm (W) X 54.5 mm (L) X
30 mm (H) / 33 g
19
Output Power (Max)
13.5 dBm