bluetooth headset

Talking about Bluetooth development and talking about bluetooth The project uses Bluetooth development to obtain data from hardware sensors. Because I have no experience in Bluetooth development, I decided to first understand some Bluetooth development knowledge and then rea

-quality music file data using Bluetooth non-synchronous transmission channels, based on which the high quality music can be transmitted by Bluetooth. This technology can use stereo Bluetooth headset to listen to the music in the phone.The so-called Bluetooth actually includ

Android 4.3 (API level 18) has started to introduce the core features of Bluetooth low energy (BLE, Bluetooth) and provides APIs that enable applications to scan devices, query services, The characteristics (attribute feature) of the read-write device. Compared to traditional Bluetooth, BLE is designed to significantly reduce power consumption. This makes it poss

I. OverviewA recent project has a need to go through the pad Bluetooth to connect the L Bluetooth printer to print documents, is to click a button to trigger the generation of documents >> save to the database>> bluetooth printing. First want to implement Bluetooth connection, then go to call Gprinter SDK, here I use G

This feature has been raised on the Qualcomm platform and Samsung platforms, based on Android 6.0, which uses the Bluetooth feature on the phone as a Bluetooth headset. Bluetooth phone and Bluetooth music between them, the difference between the high-real-time

In the work, we sometimes deal with the logic of the headset keys, mainly divided into two categories, one is a short press, one is a long press.There are two ways to monitor the headset's key events:Method One: Register a key event to monitor media buttonImport Android.app.activity;import Android.app.progressdialog;import Android.content.broadcastreceiver;import Android.content.componentname;import Android.content.context;import Android.content.inten

Symptoms: Bo Master book Y50, before the switch off the machine, prompted Win10 to download the update and installation, after the boot found to plug the headset into the headphone hole after dead or alive to hear the sound (notebook with the sound of the audio). During the period when the headset has been suspected of a bad problem, check the headset on the phon

Last week, I sent an article asking for help.Article(Http://www.cnblogs.com/Sonne/archive/2007/07/23/828797.html). It seems that the problem has not been solved. Last night I finally found the problem and solved the stubborn problem. The problem lies in the driver: in fact, my sound card driver has never been installed, but because I useWindows XPSystem, the built-in "driver" of the system can make the sound. before using the headset, I na

Some time ago, Ubuntu installed some updates, the front headset has been no sound, with a lot of ways, also can not solve! Try again today, finally solved, very fortunate, now share! First, in the terminal to run sudo alsamixer, press the M key to turn off all open (the display is mm), and then adjust to the appropriate position, white is advisable! The last item, Independ, shows that the headset and speake

The iphone's headset is called Earpod, and the sound is good. However, a lot of users have found that the iphone headset computer can not be used, plugged into the computer after either the sound is paste, or listen to the song when simply accompaniment, the human voice is very small. Why can't an iphone headset work on a computer? It's not because your

. layout. activity_main); // intentfilter bound to the broadcast response intentfilter = new intentfilter (); intentfilter. addaction ("android. intent. action. headset_plug "); headsetreceiver = new headsetreceiver (); registerreceiver (headsetreceiver, intentfilter );} // custom broadcast receiver public class headsetreceiver extends broadcastreceiver {@ overridepublic void onreceive (context, intent) {If (intent. hasextra ("state") {If (0 = intent. getintextra ("State", 0) {toast. maketext (c

for the Realtek Drive, the next day, the iphone headset is not available on the desktop, but the headset has a sound or cannot be recorded, and the microphone seems to be malfunctioning, but the drive settings don't seem to change much. Why the power off, the next day to start plugging in the headset, the microphone is not available? I judged that the Microsoft

Now connected to the computer more and more Bluetooth devices, Bluetooth mouse keyboard, headphones, speakers and so on, abound. However, when a user uses a Bluetooth device on a Win8.1 computer, it prompts you to eject the Bluetooth device from being disabled. How can this be solved? When using win8.1

KohikiWith the enthusiasm of wearable devices and smart home, the development of Bluetooth app is also very hot, based on the development of iOS Bluetooth has a lot of data, but the most worthy of learning is the Apple's own documentation, my previous project based on Bluetooth 4.0, the development process used in the Core Bl