Wireless Headphone HD300
Heavy-calibre Driver Speaker Tactile Player / Pause / Play Answer / Hang up Bluetooth version : V5 . 0 Battery capacity : 300mah Play time : Approximately 11 hours Standby time : Approximately 150 hours Horn diameter : 40 mm Speaker sensitivity : 108db 3db Frequency response range : 20-20k Hz Distance : 10m barrier-free
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