background image

CX 150BT 

In-Ear Wireless

Model: SEBT2

Instruction manual

Use the search function, the navigation (left) or the following links:

Start 

“Product overview” 

“Getting started” 

“Using the headphones” 

“FAQ/If a problem occurs ...” 

“Specifications” 

Sennheiser electronic GmbH & Co. KG

Am Labor 1

 

30900 Wedemark

 

Germany

www.sennheiser.com

Version: 12/20 A02

Summary of Contents for CX 150BT SEBT2

Page 1: ...e search function the navigation left or the following links Start Product overview Getting started Using the headphones FAQ If a problem occurs Specifications Sennheiser electronic GmbH Co KG Am Labor 1 30900 Wedemark Germany www sennheiser com Version 12 20 A02 ...

Page 2: ...n the product component containing the magnet and the cardiac pacemaker implanted defibrillator or other implant Do not insert the earphones too deep into your ears and never insert them without ear adapters Always remove the earphones slowly and carefully from your ears Keep the product accessories and packaging parts out of reach of children and pets to prevent accidents Swallowing and chok ing ...

Page 3: ...this product and its attachments accessories Sennheiser is not liable for damages to USB devices that are not con sistent with the USB specifications Sennheiser is not liable for dam ages resulting from the loss of connection due to flat or overaged rechargeable batteries or exceeding the Bluetooth transmission range Before putting into operation please observe the respective coun try specific reg...

Page 4: ...etting to know the head phones www sennheiser com smartcontrol Earphones USB charging cable with USB C and USB A connector Silicone ear adapter set in the following sizes XS S M pre mounted upon delivery and L Quick guide Safety guide You can find a list of accessories on the CX 150BT product page at www sennheiser com Contact your local Sennheiser partner www sennheiser com Service Support ...

Page 5: ...X 150BT Model SEBT2 Earphones LED Volume button volume up Multi function button Volume button volume down USB C socket for charging the rechargeable battery Cover for USB C socket Microphone ON OFF PAIRING MUSIC TELEPHONE 6 M 1 3 2 4 5 Right R Left L 6 7 4 8 ...

Page 6: ...approx 1 min are in Bluetooth pairing mode flashes blue Bluetooth pairing successful flashes red Bluetooth pairing failed flashes blue are connected to a device via Blue tooth pulses red approx 3 sec are not connected to a device via Bluetooth or the connection has been lost flashes red rechargeable battery is almost empty flashes red are switched off If the LED does not light up immediately durin...

Page 7: ...Call rejected incoming call rejected Call ended call ended Mute on Microphone is muted active call is put on hold Mute off Microphone is reactivated Recharge headset Rechargeable battery is empty Recharge the headphones Volume min volume set to minimum Volume max volume set to maximum Voice prompt Meaning headphones ...

Page 8: ...ice Connect the headphones to your smartphone via Bluetooth 10 3 Selecting suitable ear adapters for optimum fit of the headphones The perceived sound quality and bass performance depends to a large extent on the correct fit of the headphones in the ear Test which ear adapter size gives you the best sound quality and the best wearing comfort You can choose between 4 different ear adapters in size ...

Page 9: ...e and a com patible standard USB power supply for charging the headphones Charging the headphones rechargeable battery 1 Connect the USB C connector of the USB cable to the USB C socket of the headphones 2 Connect the USB A connector to a corresponding socket 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 proc...

Page 10: ... will play your music in normal audio quality SBC Paired devices establish the Bluetooth wireless connection immedi ately after switch on and are ready for use On switch on the headphones automatically try to connect to the last two connected Bluetooth devices The headphones can save the connection profiles of up to eight Bluetooth devices with which they have been paired If you pair the headphone...

Page 11: ...r the default pin code 0000 If pairing was successful you hear the voice prompts Pairing successful and Device 1 connected The LED flashes blue 3 times Disconnecting the headphones from a Bluetooth device Via the menu of your Bluetooth device disconnect the connection to the headphones The headphones are disconnected from the Bluetooth device You hear the voice prompt Lost connection The headphone...

Page 12: ...ontrol app Follow the instructions in the app Selecting suitable ear adapters for optimum fit of the headphones The perceived sound quality and bass performance of the head phones depends to a large extent on their correct fit in the ear Pull the ear adapter away from the in ear sound tunnel Mount the new ear adapter to the in ear sound tunnel Ensure that it locks into place Test which ear adapter...

Page 13: ... range you hear the voice prompt Device 1 connected The LED flashes blue 3 times If the earphones fit too loose in the ear canal and fall out easily Try larger ear adapters If you feel immediate pressure when wearing the earphones Try smaller ear adapters R WARNING Danger of hearing damage due to high volume levels Listening at high volume levels can lead to permanent hearing defects Before puttin...

Page 14: ...ou hear the voice prompt More than xx battery left If Bluetooth is activated and the headphones cannot find a paired Bluetooth device within a few minutes you hear the voice prompt Lost connection The LED flashes red The headphones switch to standby mode The headphones automatically switch to idle mode if no paired Bluetooth device can be found within 5 minutes You can wake up the headphones from ...

Page 15: ...r minimum volume is reached you hear the voice prompt Volume max or Volume min WARNING Danger of hearing damage due to high volume levels Listening at high volume levels can lead to permanent hearing defects Before putting the headphones on and before toggling between audio sources adjust the volume to a low level Do not continuously expose yourself to high volume levels You can also adjust the vo...

Page 16: ...ll functions are only available when the headphones and the smartphone are connected via Bluetooth Some smartphones may not support all functions The multi function button allows you to control the call functions Making a call Dial the desired number on your smartphone If your smartphone does not automatically transfer the call to the headphones select CX 150BT as the audio source on your smartpho...

Page 17: ...s The microphone is muted You hear the voice prompt Mute on To continue the call and reactivate the microphone Press the volume button for 2 seconds The microphone is reactivated You hear the voice prompt Mute off Multi function button Function Press 1x Accepts a call Press 1x Ends a call Voice prompt Call ended Hold for 2 sec Rejects a call Voice prompt Call rejected Press 1x Accepts an incoming ...

Page 18: ... pur chase or within the warranty period you suspect that the recharge able battery is obviously defective or if a charging error battery error is displayed 6 stop using the product disconnect it from the power supply system and contact your Sennheiser partner Your Sennheiser partner will coordinate the repair replacement with you Do not return a product with a defective battery to your dealer or ...

Page 19: ...ends on environmental conditions such as wall thickness wall composition etc With a free line of sight the transmission range of most smartphones and Bluetooth devices is up to 10 meters If you and therefore the headphones leave the Bluetooth transmis sion range of the smartphone the sound quality deteriorates increasingly until you hear the voice prompt Lost connection and the connection breaks d...

Page 20: ...tern speech audio omni directional Power supply built in rechargeable lithium polymer battery 3 7 V 100 mAh USB charging 5 V 100 mA max Operating time 10 hrs music playback via SBC with headphones rechargeable battery 340 hrs in standby mode Charging time of rechargeable batteries approx 1 5 hrs Temperature range operation 5 C to 40 C 5 C charging 10 C to 40 C storage 20 C to 70 C Relative humidit...

Page 21: ... end of their operational lifetime For packaging disposal please observe the legal regulations on waste segregation applicable in your country Further information on the recycling of theses products can be obtained from your municipal administration from the municipal col lection points or from your Sennheiser partner The separate collection of waste electrical and electronic equip ment batteries ...

Reviews: