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I. DefinitionHFP (hands-free profile) allows a bluetooth device to control the phone number, such as answering, hanging up, rejecting, And dialing voice. Rejected or voice dialing depends on whether the Bluetooth headset and phone number are supported. Ii. Use Cases Car kits in a car are common scenarios. The car kit will connect to your phone and be used to make and receive calls. It is more common to connect a wireless
been here, I must give a suggestion: I must lay the foundation well. This is like Zhang Wuji practiced jiuyang's power, and then practiced everything quickly. internal strength is a basic skill and internal strength is good, it's up to you to be tempted, changing, but you can't leave it alone;Computer Configuration in the IDC (high score) 1: General professional data centerProcessor: amd x 2 64 4600 + AM2 (box) $405.Motherboard: Elite AMD690GM-M2 $370.Hard drive: Hitachi 160G/7200 RPM/8 M/seria
Many camera friends are worried about the volume of i900/i908, which generally reflects the sound of ringtones and conversations. Small! There are many ways to do this on the Forum, but the solution still cannot solve the problem! Country of reference Other posts are shared with you. Go to the mobile phone engineering mode and modify the Voice settings of the mobile phone:I. Enter the engineering mode of voice configuration: * #0002*28346 # Ii. Modify voice configuration parameters1. Outbound ca
usage too low Action_headset_plug Broadcast receiver er The headset is moved in or out of the device. Action_screen_on Broadcast receiver er Screen off Action_timezone_changed Broadcast receiver er Change the time zone settings Other action declarations are distributed in other parts of the android API. You can also define your own action string. In this case, you need to prefix the application packa
Today, Hao haocodeCodeCode is very hard, just escape from the Ubuntu on the mechanical hard disk, return to the SSD win7 preparation for entertainment. Well, I decided to kill him. Why don't I hear a headset when I turn on Three Kingdoms? Unplug the disk and restart it after it is killed. Kill, okay. I am very upset when I come up. After the installation is complete, restart and clean the environment ~ Headphones are still blank. The driver can also
initiates a call, the first step is to find the bluetooth device that is nearby and the slave device must be in the available status. After the master device finds the slave device and matches it with the slave device, enter the PIN code of the slave device. Generally, the default value of the Bluetooth headset is 1234 or 0000, the default value of the stereo Bluetooth headset is 8888. You do not need to e
If Bluetooth is paired and connected manually, get the connected device:1. Check the connection status:Java code int A2DP = Bluetoothadapter.getprofileconnectionstate (BLUETOOTHPROFILE.A2DP); int headset = bluetoothadapter.getprofileconnectionstate (Bluetoothprofile.headset); int health = bluetoothadapter.getprofileconnectionstate (bluetoothprofile.health); 2, depending on whether there is a connection to obtain the connected d
Premise:It is often necessary to simulate the physical keys in our application or when we are writing Android's own active test, to give us a test. This is what I want to tidy up.The basic concerns are the Linux Input event events.The following sample is based on Android 5.1 (Linux-3.10).First, the use of GetEvent, sendevent analog buttons(1) command: Getevent-tResults:...Add Device6:/dev/input/event9 bus:0000Vendor0000Product0000Version0000Name"Msm8994-snd-card button Jack."Location"ALSA"Id:""V
What about the cool dog K song without sound? 1. Check the phone is not set the mute mode, leading to cool dog K song played in time you can not hear the sound. 2. Check the phone is not the music to minimize the volume on your phone and the number of keys, the volume Plus to be able to hear the sound. 3. There is no sound after recording, this may be a problem recording or when the voice is too small, to record a try again. 4. If you are wearing a
"Realtek high-definition Audio Manager" in the upper right corner "file icon", in the pop-up "Jack Settings" check "Disable front panel jack detection." Figure 4 (Win7, Win8, Win8.1) 2, front and rear audio output simultaneous audible problem Because the "disabled front panel Jack Detection" is ticked off, the computer has been unable to detect the insertion of a front output device (such as a headset), so no matter whether
"Solution" 1. Make sure the pairing method is correct. Some Bluetooth accessories need to press the fuselage button before they enter the pairing mode. 2. Delete the old Bluetooth configuration file. 3. Enter Settings > Bluetooth, click the settings icon next to it, and then click Cancel Pairing. Try connecting again after reboot. 4. Enter Settings > Applications > All > Bluetooth sharing, then clear the data and cache, reboot the phone. bluetooth heads
Three solutions for Win7 system headphones that don't speak or respond 1, first of all check is not the headset inserted wrong; 2, did not plug the wrong, check under the headset, see if it is damaged; Workaround 2: 1, open the "Control Panel" in the "sound"; 2, click "Record", we see the recording equipment closed; 3, right click on "Microphone", select
Analysis: 1, Control Panel and sound changes the system sound, and then set the headset as the default, but when you plug in the headset you may not hear the sound of the headset, and the outside is still put, you put the song closed and reopened, so it can be. 2, the sound card driver has the problem. You can look inside the Device Manager first, whether there
C files in the kernel are updated and found that standby can not enter the hint btactive wakeup source NetLink The kernel of the GMAC related C files are updated Found that standby could not enter the hint btactive wakeup source NetLink The sys_config of Wlan_hostwake commented out that standby can go in. 16 eth0 DNS Why not set the bad 17 Headset Speakermic Keyboard TF 18 headset inserted log headphone af
Preface The usual way to monitor headphone plug in iOS is to use the headset provided by the iOS system to notify event avaudiosessionroutechangenotification. The code structure is the following system notification method Add observation message [[Nsnotificationcenter Defaultcenter] addobserver:self selector: @selector (audioroutechangelistenercallback:) Name:avaudiosessionroutechangenotification Object:nil]; Implement the Listening method -(void)
Recording and playback in the development process there are a number of problems, the main problem is three: detect whether there is a sound input device when there are multiple sound output devices, the specified sound output device detects the insertion and pull-out of headphones First, for devices such as itouch and the ipad that do not have a microphone, you need to check to see if the headset is plugged in and it's relatively easy for the iphone
On the internet to see Sina UC in a network singer contest, out of curiosity, went up to see a trip. Similar to KTV box Chat Hall, someone in the singing, a pile of people in the following flowers, but also do not charge, personally feel very good, so willing to share with you, the following is the Sina UC online K-Song comprehensive combat Tutorials. The prerequisite is that you must have an Internet-enabled computer, preferably with a separate sound card, an audio input device (such as a micr
electromagnetic radiation, but the mobile phone in the communication when the radiation emitted is greater than the amount of radiation on standby. So in order to minimize the damage to the human body, we should remember to turn off the phone when we are not using the phone, and not set it in the standby state. You can use a hands-free headset In order to avoid radiation, users should be away from the phone when talking, but if the phone is too f
". After the number is entered, click Dial to connect to the phone, and after the other is connected we can use the headset and microphone on the computer to talk to each other (Figure 5). During the call, we can use the mouse to drag the headset and Microphone volume slider below to adjust the headset or microphone volume. As shown in Figure 5 When the autho
package. My USB flash drive inside put a copy of Windows XP and Windows7 driver, so that others let the computer repair, encountered about the lack of driver problems, directly take out can be used. It should be declared that this method only works when the sound card has a yellow question mark, because it does not automatically update your driver, it will automatically skip if it has already been installed, so you can right-click to delete and then open the driver package installation. This ki
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