Price History for Kastar 4-Pack 2.4V 1000mAh Ni-MH Battery Replacement for Sony BP-HP550-1 BPHP5501 BP-HP550-11 BPHP55011Battery Sony MDR-IF245RK MDRIF245RK MDR-RF4000 MDRRF4000 MDR-RF4000K MDRRF4000K Headphone

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Kastar 4-Pack 2.4V 1000mAh Ni-MH Battery Replacement for Sony BP-HP550-1 BPHP5501 BP-HP550-11 BPHP55011Battery Sony MDR-IF245RK MDRIF245RK MDR-RF4000 MDRRF4000 MDR-RF4000K MDRRF4000K Headphone

Warm Reminder: Can use Ctrl + F easily to find your models 1. Compatible with the following Sony battery models: Sony BP-HP550-1 BPHP5501 Sony BP-HP550-11 BPHP55011 2. Compatible with the following Sony hea

ItemId: 646465226
UPC: 697067263976
$15.99
Last Updated
06-Aug-26 04:58 AM
In Stock
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Price History Chart

Lowest
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Highest
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Current
$15.99
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Recorded price history

DatePrice
Jan 24, 2026 $15.99
Jan 17, 2026 $15.99
Jan 15, 2026 $15.99
Jan 5, 2026 $15.99

Analysis

Kastar 4-Pack 2.4V 1000mAh Ni-MH Battery Replacement for Sony BP-HP550-1 BPHP5501 BP-HP550-11 BPHP55011Battery Sony MDR-IF245RK MDRIF245RK MDR-RF4000 MDRRF4000 MDR-RF4000K MDRRF4000K Headphone price analysis

Price analysis for Kastar 4-Pack 2.4V 1000mAh Ni-MH Battery Replacement for Sony BP-HP550-1 BPHP5501 BP-HP550-11 BPHP55011Battery Sony MDR-IF245RK MDRIF245RK MDR-RF4000 MDRRF4000 MDR-RF4000K MDRRF4000K 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 January 5, 2026. 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 January 5, 2026. The current listing is at this all-time low.
  • The highest recorded price on PriceWatchPro was $15.99 on January 5, 2026.
  • No meaningful price drops recorded in the tracked history — this listing has held steady or trended upward.
  • PriceWatchPro has been tracking this listing since January 5, 2026 (213 days of price history).

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Snapshot

Kastar 4-Pack 2.4V 1000mAh Ni-MH Battery Replacement for Sony BP-HP550-1 BPHP5501 BP-HP550-11 BPHP55011Battery Sony MDR-IF245RK MDRIF245RK MDR-RF4000 MDRRF4000 MDR-RF4000K MDRRF4000K Headphone shopping snapshot

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