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EB52 New Arrive Gaming TWS Earbud True Wireless Earbuds Call Noise Reduction Earphone BT 5.2 Stereo sound Earphone
tws earbud
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IC model                                JL6973d4

Bluetooth version              V5.2

Support Agreement SPP/A2DP/AVRCP/GAVDP/HID/AVDTP/AVCTP/IOP/HFP/RFCOMM

Bluetooth usage frequency    2.402G-2.408G

Battery type                            Polymer battery

Signal-to-noise ratio            90DB

Sensitivity                        90.5DB

Transmission distance           More than 10m

Control mode                     Touch

Audio range                       20HZ-20KHZ

Vocal tract                         True Stereo (TWS)

Distortion degree                  Less than 1%

Headset battery capacity and model             40MAh/401009

Battery capacity and model of charging case     300MAh/602030

Play time                                    6 hours

Headphone charging time        1 hour


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