Specifications / Comparison Chart

CD Portable System
CD PLAYER RV-NB52 RD-EZ11 RD-N1
Playable Media/Formats
CD Yes Yes Yes
CD-R/RW Yes/Yes Yes Yes/Yes
MP3 (CD-R/RW) Yes Yes (with ID3 Tag)
WMA (CD-R/RW) Yes Yes (with WMA Tag)
1-bit D/A Converter Yes Yes Yes
Number of Programs 30 20 32
Random Play Yes Yes Yes
Repeat Play Yes (1 Track/All/Group) Yes (One/All Tracks) Yes (1 Track/ All Tracks/ Group)
Twist Auto Lock CD Door Yes
Tray Lock Yes
AMPLIFIER RV-NB52 RD-EZ11 RD-N1
Power Output
RMS at 10% THD 1.5W x 2
At 10% THD (Full-Range) 5W x 2 3 watts per channel, min. RMS, driven into 3 ohms, at 1kHz, with no more than 10% total harmonic distortion
At 10% THD (Super Woofer) 15W x 2
MP3 Text Display
ID3 Tag Yes
Sound Mode 4 Presets (FLAT/ BEAT/ POP/ CLEAR) FLAT/ JAZZ/ ROCK/ POP/ CLASSIC
4-Amp Configuration Yes
Hyper Bass Sound Yes
Bass Sound System Super Woofer (with Level Controls)
Connection for iPod(R) Yes (Direct Docking, Twist Audo Lock Door) Yes (Direct Docking)
USB Host* [1] Yes
TUNER RV-NB52 RD-EZ11 RD-N1
Band FM AM/FM FM
Preset Stations 30 FM 20 FM
Digital Tuner Yes Yes
USB HOST RV-NB52 RD-EZ11 RD-N1
Playable Formats MP3, WMA MP3/WMA (with ID3/WMA Tag)
Repeat/ Random/ Program Play Yes/Yes/Yes (30) Yes (1 Track/ All Tracks/ Group) / Yes / Yes (32)
Power Supply Yes Yes
CONNECTION FOR iPod(R) RV-NB52 RD-EZ11 RD-N1
Direct Dock Yes
Power Supply Yes
Control Key Play, Pause, Forward, Reverse, Repeat, Select Track, Sleep Mode
INPUT/OUTPUT RV-NB52 RD-EZ11 RD-N1
Analog Audio Input Yes (Front)
Headphone Out Yes (Front)
SPEAKERS RV-NB52 RD-EZ11 RD-N1
Main L/R Speakers 3-9/16" (9cm), Cone
Type Full Range
Full-Range 3-3/16 3-9/16" (9cm) x 2
Super Woofer 5-1/8
Bass-Reflex Design Yes Yes
GENERAL RV-NB52 RD-EZ11 RD-N1
Back Illuminated LCD Yes (Blue) Yes (Amber) Yes (White)
Clock/Daily Timer Yes
Sleep Timer Yes Yes
Timer Source CD/FM/iPod/USB
Remote Control Yes (Full Function) Yes (Full Function)
Shoulder Strap Yes (Provided)
PHONES/AC IN Jacks Yes (Rear x 1/Stereo Mini) / Yes -/Yes
Power Source
AC 110V, 60Hz AC 120V, 60Hz 120V, 60Hz
DC R14 x 6
Battery DC 15V; "R20 (SUM-1) / D (13D)" Battery x 10
DC (Car Battery) 12V (via an optional car adapter)
Dimensions (W x H x D)
inches 26-1/4 x 9-1/8 x 9-1/2 12-1/16 x 9-3/8 x 5-9/16 15-3/4 x 5-9/16 x 8-5/16
mm 666 x 231 x 240 306 x 238 x 140 400 x 141 x 211
Weight (Without Batteries)
lbs. 15.0 3.8 7.3
kg 6.8 1.7 3.3

[1] USB Host: [Compatible Devices] 1) USB Mass Storage Class devices such as a USB flash memory device, HDD, multimedia card reader, digital camera, etc. 2) Depending on the manufacturer some USB devices may not be supported.

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