A fully charged S9 battery provides approximately: Up to 6 hours of stereo music listening/ 7 hours of phone call talk time. Up to 150 hours of standby time. Your S9 powers off after one hour if not in use (no audio or control activity).
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Note: You can also use a Motorola Original Vehicle Power Adapter to charge the S9 battery while in your vehicle. Your S9 powers off after one hour if not in use ...
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It was easy to set up, use, and has very good battery life. I have used it as a hands free phone headset, and it has good audio clarity both speaking and ...