A9 Pro wireless LED touch screen earbuds

Description

13 functions LED color touch screen
Light sensing in-ear detection
Noise reduction chip
Stable Bluetooth 5.4 connection
Working frequency: 2.402-2.480GHz,
Support protocols: A2DP/AVRCP/HFP/HID/AVCTP/AVDTP, and SPP
Transmission distance: barrier-free 15m
Response frequency: 20～20000Hz
Speaker unit: ΦF13 titanium film, 32Ω±15%, 7.118±3DB 5mW
2718 silicon microphone – 42±3dB
Charging input: DC4.75-5.25 V/600MAH
3C fast charging
3.7V polymer battery 380mAh with protection board
Headphones battery: 30mAh
Charging time: 1h
Working time: about 5.5 hours (at 100% volume continuous playing)
Color: white