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AMAZON

Fosi Audio GR70 Tube Headphone Amp Preamp, Authentic Tube-Amplification with Vacuum 5654W*2 & 6AC7*2, Mini HiFi Preamplifier for Home Audio, 3.5mm & 6.35mm Jacks Supporting 16-300 ohms Impedance

₹17,999 ₹20,999 14% OFF
vs Avg
↓1.2%
vs Peak
↓10%
Trend
→ Flat
Since Low
319d
Updated 18th Jul 2026, 09:13 PM
Buy Now

Price Analysis & Buying Guide

F
13 / 100 Not a Deal Confidence: 83%
Avg Discount
1.3/28
Recent Discount
1.7/22
Historical Pos.
6/20
Low Proximity
0/20
Trend Bonus
4/10
Avg Price
₹18,218
6M Avg
₹18,282
All-Time Low
₹15,999
All-Time High
₹19,999
vs MRP
↓14.3%

Price Benchmarks

Lowest Ever
₹15,999
5th Sep 2025
Highest Ever
₹19,999
31st Aug 2025
Average Price
₹18,211
30 data points
3-Month Low
₹16,688
4th Jul 2026
6-Month Low
₹16,688
4th Jul 2026
12-Month Low
₹15,999
5th Sep 2025

Price History

As per price history, Fosi Audio GR70 Tube Headphone Amp Preamp, Authentic Tube-Amplification with Vacuum 5654W*2 & 6AC7*2, Mini HiFi Preamplifier for Home Audio, 3.5mm & 6.35mm Jacks Supporting 16-300 ohms Impedance's lowest price is ₹15,999. The average price is ₹18,218. Highest ever price is ₹19,999. Along with deals, coupons & discounts, you can get it at ₹17,999. Read our Pricing Disclosure

Product Details

Product Code B0FB3P3RZT
Market Place amazon.in
Store Amazon
Rating 4 (54 ratings)
Category Headphone Amplifiers
Manufacturer Shenzhen Foresight Technology Co., Ltd.
Model Number GR70

Frequently Asked Questions

What is the lowest price ever for Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance? ▶
The all-time lowest price for Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance was ₹15,999 recorded on 5th Sep 2025. The current price is 12.5% higher than this all-time low.
What was the highest price for this product? ▶
The highest recorded price for Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance was ₹19,999 on 31st Aug 2025. Right now you save 10% compared to the peak price.
What is the average selling price? ▶
Based on 30 data points, the average price of Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance is ₹18,211. The current price is 1.2% below average — a good indicator for buying.
What is the 3-month lowest price? ▶
In the last 3 months, the lowest price was ₹16,688 on 4th Jul 2026.
What is the 6-month lowest price? ▶
The 6-month lowest price for Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance was ₹16,688 on 4th Jul 2026.
Is the price going up or down? ▶
The current price trend for Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance is Stable. Prices have remained relatively stable. There's no immediate urgency, but don't expect a big drop either. It has been 319 days since the last recorded low price.
How does the current price compare to the average? ▶
The current price is 1.2% below the average price. The discount is modest but still below the typical selling price.
How much discount is available from MRP? ▶
You're currently saving 14.3% off the MRP (Maximum Retail Price).
Should I buy this product now? ▶
Price is high. Score: 13/100 (Grade F) — we recommend waiting. The product has been available at significantly lower prices in the past. Price trend is currently stable. Currently 1.2% below average price.
What does the Deal Score mean? ▶
The Deal Score is a composite rating from 0 to 100 calculated by our algorithm. It considers five factors: Average Discount (how far below the long-term average), Recent Discount (short-term price performance), Historical Position (where the price sits in its all-time range), Low Proximity (closeness to the all-time low), and Trend Bonus (whether prices are falling). Grades are: S (90-100, Exceptional), A (75-89, Great), B (60-74, Good), C (45-59, Fair), D (30-44, Below Average), F (0-29, Not a Deal). This product currently has a score of 13 with 83% confidence.
Where can I buy this product? ▶
Fosi Audio GR70 Tube Headphone Amp Preamp Authentic Tube-Amplification with Vacuum 5654W2 amp 6AC72 Mini HiFi Preamplifier for Home Audio 35mm amp 635mm Jacks Supporting 16-300 ohms Impedance is available on Amazon (amazon.in). Click the Buy Now button above to visit the product page directly. We recommend checking for available coupons and bank offers on the store page for additional savings.