VERSION V5.0 Bluetooth headset

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Bluetooth version: V5.0 Communication distance: 10 meters Standby time: 30 days Talk time: 25 hours Listening time: 18 hours Battery capacity: 500mAh Charging time: about 2 hours F requency response range: 20Hz-20KHz Applicable models: mobile devices with Bluetooth Basic functions: Bluetooth/wired/TF card/FM/hands-free calling Listening mode Short press function key: play or pause Next song: click volume + key Previous: click volume key Add volume: press volume + key for 2 seconds Volume reduction: press volume key for 2 seconds Switch mode: long press M key for 2 seconds Call mode Short press function key: answer or end Long press function key: Reject Show more