Specifications: Performance: - kind of product: Headphones - Style of use: ear hook - Recommended use: Calls/Music/Sports/Daily use - Headphone Type: Binaural - Function keys: Answer/end call - Control type: Tap - Protection functions: Waterproof - IP Code (International Protection): IP68 - Music playback: Yes - Plug and Play: Yes Ports and Interfaces: - Connectivity technology: True Wireless Stereo (TWS) - Usb connector: USB Type C - Bluetooth: Yes - Bluetooth profiles: A2DP, AVRCP, HFP - Bluetooth version: 5.2 - Band frequency: 2.4 - 2.4835 GHz Headphones: - Earphones: Intraaural - Earphone frequency: 20 - 20000 Hz - Obstruction: 16 O - Headphone sensitivity: 102 dB - Disk drive: 1 cm - Controller Type: Dynamic Microphone: - Microphone type: Integrated - Microphone sensitivity: -38 dB - Microphone mute: Yes Battery: - Battery: Yes - Battery Type: Built-in battery - Battery technology: Lithium polymer - Battery capacity: 950 mAh - Continuous audio playback time: 10 h - Rechargeable battery: Yes - Talk time: 5.5 h Environmental conditions: - Operating temperature range: 0 - 40 °C Weight and measurements: - Broad: 40.6 mm - Depth: 29.3 mm - Height: 51.9 mm - Weight: 25 g - Charging Case Dimensions (Width x Length x Height): 90.93 x 57.94 x 35.37 mm - Charging case: 76 g Package contents: - Charger: Yes - Charging base: Yes - Safety sheet: Yes - Cables included: USB Type C - Accessories included in the set: Silicone pads in three sizes Supplier Features: - Battery duration: 600 min - Loading time: 120 min