Colorful High quality D-422 bt wireless headset stereo earphone headband headphone OEM ODM headphones factory
Colorful High quality D-422 bt wireless headset stereo earphone headband headphone OEM ODM headphones factory
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Colorful High quality D-422 bluetoot wireless headset stereo earphone
headband headphone OEM ODM factory directly sale
Main function:
1. bluetoot V5.0+EDR Class 2
2. Built -in Microphone for hands free calling
3. rechargeble battery
Specifcation:
| Item: |
D-422 |
| Battery type: |
400mah Li-polymer battery |
| bluetoot specification: |
V5.0+EDR |
| bluetoot profiles supported: |
HSP, HFP, A2DP and AVRCP.. |
| Operating distance: |
10 meters Class 2 |
| Talk time: |
Up to 10 hours |
| Output Voltage : |
USB 5V |
| Working current : |
25-35mA |
| Rated Output: |
DC:5V/400mAh |
| Output power |
30mW |
| Frequency range : |
2.401-2.480GHz |
| Distortion factor : |
≤1% |
| Frequency response : |
20Hz-20KHz |
| SNR : |
S/N≥95 |
| Charging Time |
2-3h |
| Estimated Working Life: |
5~8 years |
| Indicators: |
blue and red light |
| Warranty: |
14 months |
| Devices Supported: |
mobile phones, Tablet PC, Ipad, Laptop, desktop with bluetoot.....etc |
| Product color: |
Black/red/blue/white |
How to Use ?
Charging the battery with USB cable
• Step1: Insert USB charging cable into USB port of PC.
• Step2: Connect charging cable with the charging port of headset.
• When the red light is on, the headset is charging.
• When the blue light is on, the headset is charged fully.
• It takes about 3 hours to charge the headset fully.
Warning:
• Before you use this bluetoot headset, please charge the battery of headset fully
