Game Sports Car Modeling Wireless Bluetooth Headset Display Low Battery Delay Long Bluetooth Headset Features: Super cool sports car style Bluetooth headset, headset microphone to reduce background noise, high, middle and low three audio adjustment, stable call signal, low power consumption. Each earbud has a fingerprint sensing to control incoming and outgoing calls, volume adjustment, music switching, voice assistant and other functions. Stereo, speakerphone anytime, anywhere while exercising. LED power display of charging case: LED power display of Bluetooth headset charging case displays percentage of remaining power. The charging case shows its battery range from 1% to. Built-in 400mAh charging box, large battery capacity, standby 350 hours, 70% power can play music for 5 hours, plus portable charging box, can play music for 30 hours. Earplugs fit tightly into the ear to achieve a balance of beauty and comfort. The ergonomic design provides a comfortable and secure fit that does not protrude from your ears. Portable power bank, you can charge your phone. Pick up the earphones from the charging case, and the earphones automatically turn on and pair. Then actively connect the mobile phone Bluetooth. the first successful connection, the earbuds will automatically connect to the last paired device upon Product Description: Product Name: Sports car style Bluetooth headset Color: Black Chip: 5.0 Supported protocol: A2DP/AVRCP/HHFP/HSP Frequency range: 20Hz-20 KHZ Operating range: 32.8ft Battery capacity: 3.7/40MAH Charging case capacity: 3.7/350MAH Headset talk time: about 4 hours Earphone listening time: about 4 hours Charging time: about 60 minutes Standby time: about 180 hours Battery case charging time: 2H Provide headphone charging times: 3 Horn: 10mm Materials: ABS Size: Earplugs: 1.58*0.68in Headphone compartment: 3.94*1.87*0.99in Package size: 3.93*5.11*1.18in Include: 1x Bluetooth headset