Collar Clip Converter Make Wired Earphones Convert to Wireless Bluetooth Earphones Sport Headphones Wireless Headsets Bluetooth Headphones for iPhone 7 6s Sumsung Galaxy All Bluetooth Device<br /><br />Support All the kinds of Wired Earphones or 3.5mm jack Wired Speakers Convert to Wireless Bluetooth Earphones or Speakers<br /><br />Caller ID: support<br />Voice prompt: support<br />Chinese and English voice: support (default English)<br />One drag two: support<br />Pairing timeout shutdown: Pairing status for 5 minutes after shutdown<br />Low reminder: When the voltage is less than 3.2V to remind・ every 5 seconds to remind 1・ 3.1V shutdown<br /><br />System status:<br />Power on: MFB long time press 6 seconds<br />Volume +: Short press VOL +<br />Volume -: short press VOL-<br />Toggle language: Double-click to hold down the MFB in the pairing state (red and blue)<br /><br />Music control:<br />Play Pause: Short Time press MFB<br />Previous song: VOL-long time press 2 seconds<br />Next song: VOL + long time press 2 seconds<br /><br />Phone control:<br />Answer: Short press MFB when calling<br />Reject the call: press MFB when making a call<br />No redial: Double-click the MFB key・ then press MFB to cancel the dial<br /><br />Led lights show:<br />Boot pair: red and blue lights alternately flash<br />Connection status: blue light slow flash (5 seconds 1 down)<br />Low voltage: red light flash (0.5 seconds 1 down)<br /><br />Packaged:<br />1 x B