A9 Pro Touch Screen Anc Wireless Headset Tws Noise Cancelling Earbud Bluetooth Headphone 5.4 Support App Long Battery Life

Model: A9 pro ANC fifth generation smart screen “ANC dual-mark ENC in-ear detection light sense” Color: white Chip: Jerry 7003D8 noise reduction light sensing in-ear detection Version: 5.4 [binaural call] Working frequency: 2.402-2.480 GHz, Support protocols: A2DP / AVRCP / HFP /HID/ AVCTP / AVDTP , and SPP Transmission distance: 15M [barrier-free] Response frequency: 20～20000Hz Speaker unit: F13 titanium film, 32Ω±15%, 7.118±3 DB 5 mW Microphone: 2718 silicon microphone -42±3 dB Charging input standard: contact, DC 4.75-5.25 V Battery type: 3.7V polymer battery with protection board (3C fast charging battery), headphone battery Charging time: 1h 1Headset working time: the measured 100% volume plays continuously Made in China Battery 4hrs airpods use. Case store many charges FULL COLOR SMART TOUCH SCREEN     With colored Light fusion screen display technology, music control, adjust volume, answer, end calls, find earbuds, gaming mode, anc on/off, massive wallpapers, etc. With multiple small components, you can put your phone aside and enjoy convenience. Control the earbuds’ settings, the audio and battery levels, manage calls and playback, and find your buds without taking out your phone. The unique smart charging case of the headset allows you to manage your earbuds without taking out your phone. And you can also personalize the screen saver with your photos! 35db depth noise reduction 35db depth noise reduction,have silence to oneself Noise reduction mode-Indoor Noise reduction mode-Commuting Noise reduction mode–Outdoor