【Advanced ANC Technology】 Featuring 52dB Active Noise Cancellation for immersive audio experience in any environment 【Extended Battery Life】 Enjoy up to 80 hours of music playback with ANC on, and an impressive 100 hours without ANC 【Bluetooth-compatible 5.4 Connectivity】 Latest Bluetooth-compatible technology ensures stable connection and wide compatibility with devices 【Low Latency Mode】 28ms low latency mode for seamless audio-visual synchronization during gaming or video playback 【Comfortable Design】 40mm drivers housed in an over-ear design for long-lasting comfort and superior sound quality 【Wired Mode】Even when your headphones run out of battery, you can continue using them with the AUX audio cable. Simply plug the cable into your computer or any device with a 3.5mm audio port Specifications: Bluetooth-compatible version: Bluetooth-compatible V5.4 Transmission frequency: 2.4G～2.48G Supported protocols: a2dp\avctp\avdtp\avrcp\hfp\spp\smp\att\gap\gatt\rfcomm\sdp\l2cap profile ANC noise reduction depth: 52db Transmission power: CLASS 1 Transmission range: ≥10m Power supply voltage: 3.0～4.2V Charging voltage: 5V Charging current: 500mA Standby current: 3.9mA Battery capacity: 1000mAh Standby time: 800H Music time in ANC state: 75-80H Talk time: 90H Bluetooth-compatible headset music time: 100H Charging time: 2.5H Speaker: 40MM 16Ω Low latency mode: 28ms Mic sensitivity: -42±3dB APP name: LULE Package included 1 x Bluetooth-compatible Headphones 1 x Microphone 1 x 2.4G Receiver 1 x Charging Cable 1 x English User Manual Specifications Brand N/A Color Purple Packaging Type Colored Box Plug Type (For Supply) N/A User Manual (Language) English Gross Weight 0.781kg Volume Weight 0.816kg Package Length 23.800cm Package Width 22.500cm Package Height 6.800cm