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Schumann Signal 7.83Hz Low Frequency Pulse Generator Improves Sound Quality
Schumann Signal 7.83Hz Low Frequency Pulse Generator Improves Sound Quality
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FREE SHIPPING to UK & 40+ countries. Fully insured.
Delivery: Estimated times shown at checkout based on your location (typically 6-13 days total including 1-3 days handling)
No hidden fees on orders under £135 (orders over £135 may have import duties)
Ships from China via tracked DDP service. Order by 12 AM London time for next-day dispatch.
30-Day Money-Back Guarantee
30-Day Money-Back Guarantee
Return unused items within 30 days (you pay return shipping). Faulty items covered at no cost to you.
Right Part Guarantee
Right Part Guarantee
Get exactly what you ordered or your money back, including shipping. 30 days, no questions asked.
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Hassle-Free Returns
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Trusted by 80,000+ DIY & repair professionals
1. Battery powered, no voltage ripple, more accurate output frequency
2. Polymer lithium battery with overcharge/overdischarge/overcurrent protection
3. Small size, easy to use, good effect
4. Power supply: 5V Micro USB interface charging cable
5. Battery: lithium polymer battery, capacity 850mAh
6. Charging current: 250mA
7. Working current: 7mA
8. Charging time: about 6 hours fully charged
9. Use time: about 200 hours
10. Size: about 6.8x5.2x1.2cm
Guaranteed fit for your device. Wrong part? Full refund including shipping.
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