News Tws Earphones Bluetooth Speaker Earbud & In-ear Wireless Headphones Rechargeable Speaker and True Wireless Earbuds

Speaker Bluetooth version	5.1
Bluetooth audio decoding format	SBC,aptX,aptX HD
Bluetooth protocol	A2DP/HFP/HSP/AVRCP
Bluetooth receive distance	10 m
Bluetooth version of the earbuds	5.1
Earbuds working hours	About 4H
Speaker battery	300mah
Earbuds battery	30mah
Speaker signal-to-noise ratio	≥85db
Earbuds sound pressure value	≥95db