Weight and dimensions Charging case weight: 39 g Right earphone weight: 6.5 g Left earphone weight: 6.5 g Product weight: 52 g Efficiency Control Type: Touch Product color: Black Security features: Sweat-resistant Market segment: Consumer Application: Calls/Music/Sports/Everyday Headset type: Stereo Wearing style: Ear clips Housing material: Plastic Product type: Headset IP protection class: IP54 Packaging data Packaging type: Box Package depth: 80 mm Package width: 95 mm Package height: 48 mm Weight with packaging: 102 g Package contents Charging case: Yes Quick Start Guide: Yes Cables: USB Type-C Warranty card: Yes Ports and interfaces Bluetooth profiles HFP AVRCP A2DP Connection method: Wireless Bluetooth: Yes Wireless router range: 10 m Bluetooth version: 5.4 Battery Talk time: 10 h Music playback time: 10 h Fast charging: Yes Talk time (with charging case): 40 h Supported battery type: Built-in Battery type: Lithium-ion (Li-Ion) Continuous audio playback time (with charging case): 40 h Microphone Microphone type: Built-in microphone Microphone sensitivity: -38 dB Headphones Headphone sensitivity: 97.5 dB Earphone type: In-ear headphones Headphone construction: In-ear Frequency response: 100 - 20000 Hz