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Sainyer B2 wireless foldable active noise cancelling stereo headset earphone headphone
Model Number: | B2 |
Chipset | BT8812 |
Wireless Frequency | 2.402-2.480 GHz |
Protocol Support | HSP/ HFP/ A2DP/ AVRCP/BLE |
Working Distance | ≤ 10 M ( 25 feet) |
SNR | 90 dB |
Response frequency | 80-5000 Hz |
Transducer | 18.8Omega ±15% , 90±3 dB, 300 mW |
Microphone | -42 ± 3 dB |
Charging standard | Micro USB, DC 5V / 0.5-1 A |
Battery | 3.7V lithium Ion battery , 180 mAh |
Working hours | Up to 5 hours |
Q1: Are you manufacturer or trade company?
A: We are a 100% original manufacturer of earphones,headsets,headphones,speaker,, welcome to visit .
Q2. What is your major products?
A : We are professional manufacturer of Wireless headphones, Wireless headset, Wireless speaker, wired earphone.
Q3.What Is your Payment terms policy ?
A : EXW, FOB SZ/HK. 30% deposit before the production, 70% balance payment before the delivery.
T/T(HK HSBC),Paypal,ALIBABA Assurance Trade, L/C .
Q4.How long the production time?
A :it is 2-5 working days, If Customization order, it is 20-25 working days.
Q5: What Is Our Quality Warranty?
A: The quality warranty is 12 months. When you found defective products, please collect pictures or video and send to us. Our quality department will check what is reason. If defectives in the quality warranty range, we will arrange replacements with next orders.