Celebrate YISON A16 Wireless Bluetooth Neckband Headset BK

CELEBRAT 2019 Newest In-Ear Earphone A16 Magnetic Bluetooth Earphones Noiseless Wireless Earphones for Phone Computer Music     Product Parameter:   Drive Unit: 14.2mm   Input Voltage: DC 5V  Output Voltage: 4.2V  Impedance: 32Ω±15%  Frequence Response: 20-20000Hz  Playing Time：8H     Talk time: 8HProduct Function:1. On/Off: Press and hold the power button for 2.5 seconds2. Pairing: Press and hold the power button for 5 seconds3. Music playback/pause: Short press the power button (play button)4. Previous song: long press the "+" button (1 second)5. Next song: long press "-" button (1 second)6. Volume up: short press the "+" button7. Volume down: Short press "-" button8. Call answering / hanging up: short press the power button (play button)Redial at the end: Double-click the power button9. Reject the call: Press and hold the power button for 1 second (when ringing) Product Advanttages:1.PU neck-mounted ear shell Tilt-type half-in-ear design, 13° angle is more suitable for your ear cavity, long use time2. Carefully adjust the 14.2mm moving coil speaker, the bass is moving;3. Comfortable to wear, listening to time, combined with the traditional advantages of in-ear headphones4. Make the ear shell body just deep into the ear canal to provide a more comfortable wearing experience5. In order to reduce external noise interference, add a filter to filter out the outside noise during the design process.Make you enjoy the music while enjoying the music. . .6. Intelligent voice prompts, support one to two simultaneous connection of two Bluetooth devices7. Connect the device to display the power of the headset in real time, so that you can control the playback time.8. Support automatic reconnection, end number redial function, make it easier for you to use