# dbx dbx ZonePRO 640m 6x4 Digital Zone Processor — resale value

**dbx dbx ZonePRO 640m 6x4 Digital Zone Processor** is worth about **$349.99**, based on real closed eBay sales.

## Value

| Condition | Value (USD) |
| --- | --- |
| Used | $349.99 |

Values are medians of real closed eBay sales, updated 2026-08-05. They are estimates for reference, not offers or appraisals — condition, completeness and edition move them a lot, so compare against the sold listings before pricing anything.

## Check the market

- [Sold listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DDBX%2520ZonePRO%2520640m%25206x4%2520Digital%2520Zone%2520Processor%26LH_Sold%3D1%26LH_Complete%3D1%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-sold&p=md-sold) — the closed sales these medians are computed from
- [Live listings on eBay](https://junkpal.ai/api/go?to=https%3A%2F%2Fwww.ebay.com%2Fsch%2Fi.html%3F_nkw%3DDBX%2520ZonePRO%2520640m%25206x4%2520Digital%2520Zone%2520Processor%26mkcid%3D1%26mkrid%3D711-53200-19255-0%26siteid%3D0%26campid%3D5339166094%26toolid%3D10001%26mkevt%3D1%26customid%3Dmd-live&p=md-live) — what sellers are asking right now

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## Details

| Field | Value |
| --- | --- |
| Brand | dbx |
| Model | dbx ZonePRO 640m 6x4 Digital Zone Processor |
| Used range | $349.99 – $349.99 |
| Sample size | 2 listings |
| Category | Pro Audio |

## dbx dbx ZonePRO 640m 6x4 Digital Zone Processor resale value

The used dbx dbx ZonePRO 640m 6x4 Digital Zone Processor has a median Reverb asking price of **$349.99**, ranging from $349.99 to $349.99 across 2 current listings.

### What drives the price

For a used unit, channel count, working metering, and whether it's a sought-after vintage piece move the price most. Vintage and limited runs command a premium; player-grade and modified examples sell for less.

## FAQ

**What is the current price for the dbx ZonePRO 640m 6x4?**

The dbx ZonePRO 640m 6x4 Digital Zone Processor is currently listed for $349.99.

**Are there multiple units available for purchase?**

Yes, there are currently two listings available for this model.

**Is the pricing consistent across all available units?**

Yes, both available listings for the dbx ZonePRO 640m 6x4 are priced at $349.99.

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Full price guide: https://junkpal.ai/products/dbx-dbx-zonepro-640m-6x4-digital-zone-processor-pro-audio-reverb
How these values are computed: https://junkpal.ai/methodology
Cite as: "JunkPal price guide value as of 2026-08-05, based on real sold listings (junkpal.ai)"