Sony CDX-GT660UP specs

iPod Direct Connectivity
Accessory Information : Yes
CODEC (for iPod) : MP3, AAC
List Browsing (Folders / Files) : Quick-BrowZer®
Pandora Link (USB) : Yes
Passenger Control : Yes
Pause : Yes
Repeat : Yes (Track, Album, Artist, Playlist, Genre, Podcast)
Resume Play : Yes
Shuffle : Yes (Genre, Album, Artist, Playlist, Device, Podcast)
ZAPPIN : Yes

USB Feature & Device
CODEC (for USB) : MP3, WMA, AAC1
Jump Mode : Yes
List Browsing (Folders/Files) : Yes
Pause : Yes
Repeat : OFF/ TRACK/ ALBUM
Resume Play : Yes
SensMe™ channels : Yes (MSC)
Shuffle : OFF/ALBUM/DEVICE
ZAPPIN : Yes
USB Mass Storage Device : Yes

Others
Connector type : 16 Pin wiring harness
Cover for USB terminal : Yes
Trim Ring (Color) : Black

Feature & Device
Level Adjustment : Yes (-8dB / +18dB)
Automatic Level Optimizer : Yes
Aux-In : Yes (Front)
DM+ (Codec enhancer) : Yes (Gen2.1)
EQ : EQ7:
7 band EQ with +/- 6 dB adjustment centered at: 63 Hz, 160 Hz, 400 Hz, 1000 Hz, 2.5 kHz, 6.3 kHz and 16 kHz.
High Pass Filter : Selectable on/off at: 50, 60, 80, 100 or 120 Hz.
Loudness : Dynamic Loudness
Low Pass Filter : Selectable on/off at: 50, 60, 80, 100 or 120 Hz.
Output Power (4ohm, 1kHz,16V)(W) : 52 watts x 4
Pre Out : (3) Front, Rear and Sub
Rear Bass Enhancer : Yes
Sirius/XM Connector : Yes
Sub Out : Yes
TEL ATT/Navi ATT : Yes
Time Alignment Custom : Yes (Adjustment)
Time Alignment Preset : Yes
USB : Yes (Front)
Auto off mode : Yes
Dimmer Adjust : Auto
Key Illumination Initial : RAINBOW
CD lock mode : Yes
Card Remote ( ): Option : RM-X211
Clock : 12H
Rotary commander ( ):Option : (RM-X4S)
Security : Detachable
Sub panel illumination color : Red
Display Device (LCD/FL/OEL/TFT) : LCD
Display color (Color Variation/Nega or Posi) : Black / Variable color
Key Illumination : Variable
Panel finish color : Dark Titanium
USB Shutter : Yes
Preset : FM18/AM12
RDS/EON (NA Only:RBDS, Others:RDS) : Yes (RBDS)

Specifications chart
CEA2006 S/N : 80
CEA2006 output power : 17
Dimensions (WxHxD) (mm) : 178x50x180
Maximum output power (4ohm, 1kHz, 16V)(W) : 52
Mounting dimensions (WxHxD)(mm) : 182 x 53 x 162
Preout impedance (ohms) : 220
Preout output level (V) : 2
Weight (kg) : 1.3
FM: Channel separation (dB) : 50 dB at 1 kHz
FM: Frequency response (Hz) : 20 - 15k
FM: Intermediate frequency (MHz) : 25 KHz
FM: S/N ratio (mono) (dB) : 80 dB stereo
FM: Selectivity (400 kHz) (dB) : 75 dB
FM: Tuning range (MHz) : 87.5-107.9
FM: Usable sensitivity (75 ohm) (dBf) : 8 dBf
MW/LW/SW: Sensitivity (75 ohm) MW/LW/SW(uV) : 26/-/-
MW: Tuning range(kHz) : 530-1710

Weights and Measurements
Dimensions (Approx) Depth : 7.125" (180 mm)
Dimensions (Approx) Height : 2" (50 mm)
Dimensions (Approx) Width : 7.125" (178 mm)
Dimensions (Approx.) : 178 x 50 x 180 mm, 7.125 x 2 x 7.125 inch (w/h/d)
Weight (Approx.) : 1.3 kg (2 lb. 14 oz.)

Capability
CD : CD, CD-R/RW

Amplifier Section
Max power output : 52 watts x 4 at 4 ohms
Power Ad Hoc : CEA2006 Standard Power: 17 Watts RMS per channel into 4 Ohms, 4 channels driven from 20 Hz to 20 kHz with less than 1% THD+N.
Speaker Impedance : 4-8 Ohms

Convenience
Tilt Range : 0-45° mounting angle

Inputs and Outputs
12V Trigger Output(s) : Power antenna and amplifier turn on
Antenna Terminal(s) : AM/FM Antenna Input Terminal
Audio In :
Front Aux in with variable level
Front USB input
SiriusXM connector
Digital Audio Input(s) : Ability to use all forms of USB devices may vary as not all devices are compatible. This unit is compliant with MSC (Mass Storage Class) and MTP (Media Transfer Protocol) type USB devices compliant with the USB standard. This unit cannot recognize USB devices via a USB hub.
This unit can be connected to the following iPods. Update your iPod to the latest software before you use it.
iPod Nano 1st - 6th generation
iPod Touch 1st - 4th generation
iPod Classic
iPod with video
iPhone
iPhone 3G
iPhone 3GS
iPhone 4
If you have any questions or problems concerning your unit that are not covered in the owners manual, consult your nearest Sony dealer.
Infrared Port : Wireless remote
RCA Audio Output(s) : Front, Rear, and Subwoofer RCA pre-amp outputs
Remote Jack : Optional wired remote terminal
USB Port(s) : Front

Audio
Band : AM / FM
Equalizer : EQ7:
7 band EQ with +/- 6 dB adjustment centered at: 63 Hz, 160 Hz, 400 Hz, 1000 Hz, 2.5 kHz, 6.3 kHz and 16 kHz.
Format(s) Supported : MP3/WMA/AAC files1
Preout Impedance : 220 ohms
Preout Voltage : 2 volt
S/N Ratio : Audio Power: CEA2006 S/N 80 dBA
Signal-to-Noise Ratio (dB) : CD: 120 dB
Station Preset(s) : 18 FM / 12 AM
Tuner Frequency Range :
FM (MHz): 87.5-107.9
AM (kHz): 530-1710
Tuner Type : SSIR-EXA with RDS
Volume Control : Tel/Nav Attenuation
Wow and Flutter : Below measurable limit

Convenience Features
Dimmer Adjust : Selectable Auto adjust or manual on/off
Key Illumination : Variable color illumination
On-Screen Clock : 12H

Display
Display Color : Black / Variable color
Display Technology : LCD
Text Displayed : Source, artist, track, playback time, menu, clock and Pandora® data
Text Lines : 2 lines of information

Tuner
FM Usable Sensitivity : 8 dBf
Frequency Response : FM: 20-15,000 Hz
S/N Ratio : 80 dB (stereo)
Selectivity : 75 dB at 400 kHz
Stereo Separation : 50 dB at 1 KHz