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Compact rectangular duplicator unit with SD and microSD slots on top, matte finish, 5.25 by 3.5 inches

BestDuplicator

BestDuplicator SD300 1:2 Portable SD/MicroSD Duplicator

SKU CH-2SR1-SCR2K

Portable duplicator copies one SD or microSD card to two targets at once, shows progress on-screen, includes format and diagnostic tools, runs four hours on AA batteries and comes with three adapters

  • Copies one source to two targets simultaneously
  • Single-button start with on-screen progress display
  • Built-in format and diagnostic utilities for cards
  • Runs four hours copying on AA batteries
  • Compact 1 in x 5.25 in x 3.5 in design

Portable 1:2 SD and microSD Duplicator

The BestDuplicator SD300 copies data from a single source card to two target cards at the same time. It is designed for users who need quick, standalone duplication of SDHC-compatible media without a computer. Operation starts with one button press after power-on. Progress is shown as a percentage on the built-in display.

Battery life and standalone operation

The unit runs on AA batteries for up to 4 hours of active copying or 10 hours in standby mode. A mains power cord is also supplied for continuous use. Because it operates independently, there is no host-system noise or power draw to consider. The compact enclosure measures 1 in by 5.25 in by 3.5 in for easy transport.

Included adapters and on-board utilities

Three microSD-to-full-size-SD adapters are bundled so microSD cards fit the target slots directly. Firmware utilities let you format cards and run diagnostic checks before or after copying. A user guide is included for reference. No extra software installation is required on a PC.

How it compares

Measured against everything we stock in Cable Locks & Laptop Extras, at today’s prices. Recalculated every night.

Price $114.99
Pricier than about 90% of the 8,443 comparable items (median $16.99).

Specifications

Product
Brand nameBestDuplicator

Questions about this item

How do I start a copy job on the SD300 and what is the step users often miss?

Power on the duplicator, insert the source card and up to two target cards, then press the single start button; the step users miss is confirming both target slots are populated before pressing start.

What maintenance will the SD300 need over time?

The SD300 runs on AA batteries that last four hours copying or ten hours standby, so the only regular maintenance is replacing or recharging those batteries when run-time drops.

What limit appears first during a long copy session on the SD300?

Battery life is the first limit — after roughly four hours of continuous copying the AA cells are depleted and the session must pause for a battery swap.

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