Thank you forusing HV-BT021, receiver andtransmitter 2in1
fiberoptic Bluetooth adapter.Tomakeit easier foryou to
experience theproduct, herewe attachedadetailed product
manual. Pleaseread the instructions carefully before using
the product.
PackageContents：
Fiberoptic Bluetoothadapter*1
MicroUSB chargingcable*1
Dual 3.5mm audio cable*1
Opticalfiber audiocable*1
User manual*1
Happycard*1
Production description:
1. When you useitasaBluetooth transmitter,itcan transfer
the musiconyourmobile, Walkman, TV,computer, etc.to
your Bluetoothreceiver,Stereo Bluetooth headphone, and
Bluetooth speakers through wireless technology.
2. When you used it as aBluetooth receiver,itcan function as
astereo Bluetooth headphone (byplugging headphone audio
cable into 3.5mmport). Youcan alsoconnectit with speaker
to receive audio signal through wireless.
3. Pleasemakesure the productisfully-chargedbeforeusing
it.The productiscompatible withmusic players,mobile
phones, televisions or computer and any other devicesthat
support Fiberoptic interfaceor3.5MM audio interfaceoutput.
4. Clear up thepairing list:
Switchoff the product with the current workingmode (TX or
RX) and after 3seconds, switchtothe other working mode
andturn it on,the pairing information for the former mode
will be cleared up.TX/RXmodeswitching cannot be conducted
within 3s after powering off. If you change the modes within
3s after powering off, it mayrememberthe previous mode
instead of the mode you areswitching to.
5. Theadapter canconnect with twomobile phones
simultaneously butitcannot play musicfromtwo mobile
phones at the same time,you can only choose one of the
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