The AOpen DUW1608/ARR supports 48X CD-R and 32X US-RW recording speeds.

• CD-R Format

The drive supports the following speeds for CD media recording, illustrated in the screenshot below:

According to Nero CDSpeed, the drive confirmed the maximum 48X speed. The test started at 22.01X and finished at 49.51X, having an average speed of 37.60X. Click on the image below for an enlarged view.

• CD-R Recording Times

For the burning tests, we created an 80min data compilation through Nero Burning Rom, recording the data on several 700MB discs.

The writing performance varies according to the inserted media, as our tests showed. Below is a chart demonstrating all recording times with various manufacturers media.

- Other features

Overburning writing	not supported
CD text reading/writing	Yes

CD-RW Format

The AOpen DUW1608/ARR supports 32X Z-CLV rewriting speed with Ultra Speed Rewritable Media (US-RW). Below you can see the Nero CD-DVD Speed writing simulation test with blank 24X US-RW media from Mitsubishi Chemicals.

The drive starts the writing task at 16.02X and reaches a maximum of 32.08X at the 34:00 min address mark on the disc which is maintained until the end of writing. Average speed was 26.80X.