User Manual
Table Of Contents
- IE 80S BT
- Important safety instructions
- Package contents
- Product overview
- Getting started
- Using the headphones
- Information on the rechargeable battery and the charging process
- Charging the headphones' rechargeable battery
- Connecting the headphones to a Bluetooth device
- Information on the Bluetooth wireless connection
- Pairing the headphones with a Bluetooth device
- Disconnecting the headphones from a Bluetooth device
- Installing the Smart Control app
- Selecting suitable ear adapters for optimum fit of the headphones
- Inserting the earphones into the ears
- Switching the headphones on
- Retrieving information on the battery charge status
- Adjusting the volume
- Adjusting the bass response
- Using the voice assistant/voice dialing
- Controlling the music playback
- Making phone calls using the headphones
- Adjusting sound effects/the equalizer
- Setting the voice prompts/beep sounds
- Exchanging the earphones
- Storing and transporting the headphones
- Care and maintenance
- FAQ/If a problem occurs ...
- The headphones cannot be switched on?
- The headphones cannot be charged?
- The operating time is decreasing?
- The sound occasionally drops out?
- The sound is too low?
- The headphones sound misadjusted?
- The sound is not in lip-sync with the TV/PC picture?
- The headphones are uncomfortable?
- The headphones are connected via the Smart Control app, but music playback is not possible?
- Leaving the Bluetooth transmission range
- Restarting the headphones
- Resetting the headphones to the factory default settings/Reset
- Specifications
- Manufacturer Declarations
Using the headphones
10 | IE 80S BT
Using the headphones
Information on the rechargeable battery
and the charging process
The headphones have a built-in rechargeable battery. A complete
charging cycle takes about 1.5 hours. Before using the headphones
f
or the first time, charge the rechargeable battery for a complete
charging cycle without interruption.
When the headphones are being charged, the LED lights up (> 6).
When the battery charge drops to a critical level, a voice prompt asks
y
ou to recharge the headphones (“Recharge headset”).
Sennheiser recommends using the supplied USB cable and a com-
patible standard USB power supply for charging the headphones.
Charging the headphones' rechargeable
battery
USB-A
USB-C
1,5 HRS
Pulsing
USB-C
USB Micro-B
1. Connect the USB-C connector of the USB cable to the USB socket of
the headphones.
2. Connect the USB-A connector to a corresponding sock
et of a USB
power source (to be ordered separately). Make sure that the USB
power source is connected to the power supply system.
The charging process of the headphones b
egins. The LED displays
the charge status:
LED Meaning
pulses red Rechargeable battery is being charged
(charge level is very low)
pulses yellow Rechargeable battery is being charged
lights up
green
Rechargeable battery is fully charged
flashes red A charging error/battery error has
occurred (> 24)