Bluetooth Neckband Stereo Headset with MP3 & Counting Step--PJ508
Features:
1.Bluetooth Chipset: MTK2523G
2.Dual-mode Bluetooth (BT 2.1+BLE 4.2)
3. Durable Zinc Alloy Housing
4. Ergonomics 45 Degree Earphone (In-Ear)
5. Silicone & Memory Flex Neckband Design
6.Graphene & Titanium Earphone Diaphragm
7.MP3 Playback with Built-in 512M Memory
8.20meters long Bluetooth working range
9. Support Sync Step Counter
10.Support Voice Assistant Function
11.Magnetic Earbuds
12.Noise Cancellation
13.Sweat-Proof
Specifications:
1.Battery:125mAH Li-polymer Battery
2.Music Time: 8 Hours
3.Calling Time: 10 Hours
4.Standby Time: 15 Days
5.Charging time: 0.5-1hours
6.Changing voltage: DC USB 3V-4.8V
7.Working current:10mA
8.Bluetooth operational range: 20meters
9.Output power: 2x18mW
10.Frequency range: 2.401-2.480GHz
11.Distortion factor: ≤1%
12.Frequency response: 20Hz-20kHz
13.SNR: ≥95
14.Bluetooth device name: PJ01
Package including:
1 x Bluetooth wireless stereo headset
1 x micro USB cable
1 x Instruction manual
3x pairs of earbuds (S/M/L)
Function Button Instructions:
1. Power on/off: Press
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3s to turn on,Green light flashing;Press
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3s to turn off,Red light flashing.
2. Bluetooth Paring:Press
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5s to enter BT paring waiting mode,Red & Green light flashing alternately.
3. Local MP3/Bluetooth music Switch: Double click
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to enter MP3 player mode,then double click
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to switch into Bluetooth mode.
4. Play/Pause: Single click
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to do switch between play & Pause.
5. Calling:Single click
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to answer/end call,long press
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3s to reject call.
6. Volume control: Single click

or

to raise voice up or down.
7. Next /Back song:Long press

or

to switch next/back song.
8. Counting Step: Single click

to count steps,press

3s to clear step data.
9. Voice Assistant: Under Blutetooth connecting and APP turn on,double click

to enter into Voice Assistant function.
10. Call-back: Triple click
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to call-back last calling phone.