Price History for Kastar 6x Ni-MH Battery 1.2V 1000mAh Replacement for Sony 1-756-316-21 1-756-316-22 BP-HP550-2 and Sony MDR-IF240RK MDR-IF3000 MDR-IF540R MDR-IF540RK MDR-RF800R MDR-RF800RK MDR-RF820 Headphone

Analysis

Kastar 6x Ni-MH Battery 1.2V 1000mAh Replacement for Sony 1-756-316-21 1-756-316-22 BP-HP550-2 and Sony MDR-IF240RK MDR-IF3000 MDR-IF540R MDR-IF540RK MDR-RF800R MDR-RF800RK MDR-RF820 Headphone price analysis

Price analysis for Kastar 6x Ni-MH Battery 1.2V 1000mAh Replacement for Sony 1-756-316-21 1-756-316-22 BP-HP550-2 and Sony MDR-IF240RK MDR-IF3000 MDR-IF540R MDR-IF540RK MDR-RF800R MDR-RF800RK MDR-RF820 Headphone at Walmart: Today's price is $15.99. That's 50% off the MSRP of $31.99. The lowest recorded price on PriceWatchPro was $15.99 on November 25, 2025. The current listing is at this all-time low.

• The current price of $15.99 is 50% (or $16.00) below the MSRP of $31.99.
• The lowest recorded price on PriceWatchPro was $15.99 on November 25, 2025. The current listing is at this all-time low.
• The highest recorded price on PriceWatchPro was $15.99 on November 25, 2025.
• No meaningful price drops recorded in the tracked history — this listing has held steady or trended upward.
• PriceWatchPro has been tracking this listing since November 25, 2025 (334 days of price history).