Specifications: With Microphone: Yes Wireless Type: Bluetooth Waterproof: Yes Volume Control: Yes Style: In-ear Sensitivity: 105dB Resistance: 32Ω Number Of Drivers: 2 Model: A6S Plus Wireless: Yes Impedance Range: up to 32 Ω Headphone Pads Material: Silicone Frequency Response Range: 20 - 20000Hz Earcups Type: Sealed Driver Diameter: 10mm Control Button: No Connectors: Type c Communication: Wireless Codecs: AAC Charging Method: Charging case Certification: CE Bluetooth Version: 5.0 Noise-Cancellation: No BT Distance: 10m Charging Time: about 1-2 hours Standby Time: about 80 hours Music Time: about 2.5 hours Talking Time: about 3 hours Earbud Battery: Polymer Lithium Battery 40mAh Battery Box Battery: Polymer Lithium Battery 250mAh Audio transmission format: HFP/A2DP/HSP/AVRCP Package Content: 1 x One pair of earbuds 1 x Charging cable 1 x User Manual