Callstel Headset adapter with Bluetooth, microphone & 3.5 mm jack connector

Turn your headphones into a Bluetooth headset: Simply plug in this adapter with an integrated microphone! Or just as easily expand your stereo system or speakers with a Bluetooth receiver. This way, you can play your favorite music wirelessly from your smartphone and more.

Set up in no time: Connect the adapter via the 3.5mm jack to headphones, speakers, and more, and pair it with your Bluetooth audio device. Your music streaming can start right away! Cleverly, the adapter can be paired with two mobile devices simultaneously.

Easy operation: Use the multifunction button to control all important functions such as playback, volume, and track selection.

Convenient calling: If someone calls you on the connected smartphone, the music will automatically fade out, and you can talk directly through the adapter - using your headphones or even your HiFi system!

• Bluetooth adapter with 3.5mm jack for connecting to headphones, speakers, stereo systems, and more.
• Wireless music listening and calling thanks to the integrated microphone.
• Bluetooth 4.1, up to 10m range, profiles: A2DP, AVRCP, HSP, HFP.
• Compatible with iPhone 4S, 5, 5C, 5S, 6, 6S, SE, 7, 8, 8 Plus, X, Samsung Galaxy S6, S7, S8, HTC U11, HTC U Ultra, Sony XZ1, XA1 Plus, and more.
• Supports pairing with 2 mobile devices simultaneously, e.g., smartphone and tablet (playback possible from only one device).
• Music control and call acceptance directly on the adapter.
• Music automatically fades out during an incoming call.
• Practical clip for attaching to clothing or bags.
• Power supply: integrated Li-Po battery (100 mAh) for up to 6 hours of listening enjoyment, up to 180 hours standby, charges via Micro-USB (USB power adapter sold separately).
• Compact dimensions: 33 x 45 x 18 mm, weight: 13 g.
• Bluetooth adapter includes USB charging cable, 3.5mm jack cable (10 cm), and German instructions.