how long bluetooth headset standby
The Energizer bunny of Bluetooth headsets, the Plantronics M55 claims up to 11 hours of talk-time, 16 days of standby time, and a new standby mode of 5 five months! These tall claims are the result of the built-in âDeepSleepâ technology, which smartly puts the phone in sleep mode when you arenât using it.