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The Blaupunkt Bremen SQR 46 is a modern relaunch of the iconic 1986 Bremen SQR 46 single-DIN car radio, featuring DAB+ digital radio, Bluetooth streaming and hands-free, two USB ports, an SD/SDHC slot, AUX input, and 4 x 50 W max power. It is part of Blaupunkt's Retro Classic range.
Key specifications
- Format: 1-DIN, fixed front panel, short mounting depth — 58 x 178 x 110 mm (H x W x D)
- Tuner: Blaupunkt CODEM high-end FM (RDS) and AM, plus built-in DAB+
- Bluetooth: built-in (HFP, PBAP, A2DP, SPP, AVRCP) with Twin-Connect
- Inputs: 1 x front USB, 1 x rear USB, SD/SDHC (up to 32 GB), front AUX
- Amplifier: 4 x 50 W max power (4 x 24 W sine at 14.4 V)
- Pre-outs: 4-channel (4 V) plus separate sub-out
- Illumination: Vario Color (RGB) for display and buttons
- Audio formats: MP3, WMA
- Included: IR remote control, DAB+ antenna, external microphone
Back to the Future: The Relaunched Cult Car Radio
The original Blaupunkt Bremen SQR 46 from 1986 became a true cult object. This relaunch combines the look of the original 1-DIN design with modern technology, including DAB+, Bluetooth, and multiple media inputs.
- Vario Color display and button illumination
- Fixed front panel
- Permanent memory — settings are retained even when disconnected from the battery
- Short mounting depth
- IR remote control included
- DAB+ antenna included
- External microphone included
Classic Styling, Modern Features
The styling of the original Bremen has been faithfully carried over, with Vario Color RGB illumination added for the buttons and display. The Blaupunkt CODEM FM RDS tuner and built-in DAB+ tuner deliver first-class reception, while two USB ports, an AUX input, an SDHC slot, and Bluetooth audio streaming bring it firmly up to date. The unit carries "Made for iPhone / iPod" compatibility. If you prefer a similar retro aesthetic without DAB+, the Blaupunkt Hamburg SQM 23 is also worth considering.
Features
- High-End CODEM IV World-Tuner
- FM (RDS) and AM tuner
- DAB+ tuner built-in
- Data carriers: USB, SD, SDHC (up to 32 GB)
- Audio playback from USB and SDHC
- Audio formats: MP3, WMA
- Bluetooth built-in (HFP, PBAP, A2DP, SPP, AVRCP)
- Twin-Connect
- Phonebook access
- Built-in and external microphone
- Navigation audio mix
- 1 x front USB
- 1 x rear USB
- 1 x front AUX input
- 3-band, semi-parametric equaliser
- Sound presets: Rock, Pop, Classic
- 4-channel pre-amp output (4 V)
- Separate sub-out
- 4 x 50 W max power
Ideal for Classic Cars
The short installation depth makes the Bremen SQR 46 particularly well suited to classic and youngtimer cars with shallow installation slots. The packaging has also been designed to reflect the original, making the whole experience a nod to the era. For another retro-styled option with DAB+, take a look at the Blaupunkt Frankfurt RCM 82.
Explore the full range in Blaupunkt.
Specification
| DAB / DAB+ | yes / yes |
|---|---|
| Band III / L-Band | yes / no |
| Service Scan | yes |
| Preset stations | 15 (DAB 1, 2, 3) |
| Ensemble / Programs | yes |
| Comfort Browsing | yes |
| Programms scan | yes |
| Service-Link DAB-DAB | yes |
| Service-Link DAB-FM | yes |
| Service-Link DAB-DAB-FM | yes |
| Traffic announcement | yes (via FM RDS TA) |
| Radiotext | no |
| PTY Programms | yes |
| Frequency response | (Hz) +/- 3 dB 20 - 20.000 |
| Type of tuner | High-End Automotive Tuner Blaupunkt CODEM |
| World tuner (switchable) | EU, Americas, Thailand |
| Wave bands | FM 1, 2, MW |
| Radio Data System (RDS) | Alternative Frequency (AF), Clock time (CT), Enchanced other networks (EON), Program service name (PS), Program types (PTY), Regional programs (REG), Traffic announcement (TA), Traffic program (TP) |
| Travelstore | yes (FMT) |
| Band scan / Preset scan | yes / yes |
| Station memory | 25 |
| Sensitivity | lo / dx |
| Interference suppression | yes |
| Hi-Cut | yes |
| Frequency response | (hz) -3 dB 30 - 15.000 |
| Supported version | Bluetooth 2.1 with EDR |
| Supported profiles | HFP, PBAP, A2DP, AVRCP, SPP |
| Pairing (number of devices) | 5 |
| Pairing Code | 1234 |
| Hands-free calling | via micro + radio speaker |
| Hands-free volume | variable |
| Microphone | built-in + external microphone |
| Key functions | accept / hang-up / reject call / redail |
| Phonebook access | yes (up to 1.000 entries by phone) |
| Twin connect | yes (2 simultaneously connected phones for telephony) |
| Navigation audio mix | yes (Navigation commands via A2DP) |
| Auto wake-up | yes (Radio switched off / ignition on) |
| USB | 2 x USB 2.0 |
| Memory cards | SDHC (up to 32 GB), SD, MMC |
| Formatting USB/SD | FAT 32, FAT 16 |
| Playback format | MP3, WMA |
| Title display | ID3-tag (version 2), file, folder |
| Folder- / file browsing | yes (w/o track interruption) |
| Multiple folder level from MSD | yes |
| iPod, iPhone control | yes (via USB) |
| Fast list browsing | yes (via second encoder) |
| Display | modes yes (file, folder, song, artist, album, clock, elapsed time, total time, all mode) |
| Display | of characters File name up to 50, tags up to 30 |
| Variable display scrolling | yes |
| Mix / Repeat / Scan | yes / yes / yes |
| Fast media reading | yes (from USB, SDHC, SD) |
| Number of supported files | > 30.000 from MSD |
| Bitrate (kBit/s) | 32 - 320 |
| Variable bitrate | yes |
| Number of bands / model | 3 / parametric |
| Bass / treble | yes / yes (+/- 7 steps) |
| Balance / fader | yes / yes (+/- 9 steps) |
| X-Bass | yes |
| Sound presets | Rock, Pop, Classic |
| Number of channel | 4 |
| Max. power | 4 x 50 Watt |
| Sinus power at 14.4 V | 4 x 24 Watt (DIN 45324) |
| Type / Digits | 1-line / 9 |
| Angle | Wide-view |
| Color | Variocolor (RGB) |
| Brightness | adjustable |
| Clock display | 24 / 12 hrs |
| Antenna (number of) | 2 (FM ISO + DAB SMB) |
| USB (number of / type) | 2 (front + rear / standard A-Typ) |
| iPod/iPhone | yes (via front + rear USB) |
| Memory cards | yes |
| Aux-In (number of type) | 1 front (3,5 mm jack) |
| Telephone-mute | yes |
| Steering wheel control | yes (analog programmable) |
| Loudspeaker (number of) | 4 |
| Pre-amplifier (channel) | 4 (cinch) |
| Pre-amplifier (voltage) | 4 Volt |
| Variable amplifier delay time | ja |
| Sub-Out | X (Cinch, var. gain/frequency) |
| Software Update | yes, via USB |
| Variable scan-time | yes |
| Confirmation-beep | yes (on/off) |
| Front panel | Fix-panel |
| Panel / decor-ring color | black / black |
| Key illumination | Variocolour (RGB) |
| Permanent preset storage | yes (settings & presets |
| Weight | (kg) ca. 0,85 |
| Dimension (mm) | 58 x 178 x 110 (H x W x D) |
| Voltage supply | 10.5 - 14.4 V |
| Current cosumption | In operation: < 10A, 10 sec. after switch off: < 3.5 mA |
| DAB-onglas antenna | yes (included in delivery) |
| IR remote control | yes (included in delivery) |
| External BT microphone | yes (included in delivery) |
More specs
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What's Included
- Digital media receiver
- Mounting sleeve (installed)
- Power/ground harness
- Speaker harness
- Remote control (CR2025 battery installed)
- Microphone (attached 9.75' cable terminated by a male mono 2.5mm connector)
- DAB antenna (attached 16.5' cable terminated by SMB connector)
- 2 Removal keys
- Operating Instructions
- DAB Installation Diagram
Blaupunkt
About the Blaupunkt BREMEN SQR 46
From our tech experts at CEN
A Blaupunkt head unit with DAB radio, replacing the factory stereo.
Who it suits
Drivers who want modern connectivity in an older vehicle without a large screen dominating the dash. Blaupunkt is one of the oldest names in car audio, and still makes sensible, well-priced equipment.
Our tech experts advise
A vehicle-specific facia kit, harness and usually a steering wheel control interface decide whether the finished job looks factory or aftermarket. We confirm exactly what your vehicle needs before ordering — get in touch. See car stereo installation.
Explore the full Blaupunkt range at CEN, with fast UK dispatch and expert advice from our Nottingham team. Shop all Blaupunkt
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Frequently Asked Questions
Q: Will this stereo fit my car?
A: Most vehicles need a fascia panel, wiring harness and sometimes a steering wheel control interface to fit a new stereo. Contact CEN with your make, model and year and we will confirm the exact installation kit needed, or browse our Connects 2 installation kits.
Q: Will I keep my steering wheel controls?
A: Yes, in almost all cases. A steering wheel control interface retains your existing buttons with the new stereo. Parts are sold separately.
Q: Does this stereo support Apple CarPlay or Android Auto?
A: Check the Specification tab, which lists smartphone connectivity for each model including whether CarPlay and Android Auto are wired or wireless on that unit.
Q: What is the difference between single DIN and double DIN?
A: DIN refers to the chassis size. Single DIN units are the traditional slim format, while double DIN units are twice the height and typically carry a touchscreen. Your vehicle's dash aperture and fascia kit determine which fits.
Q: Can CEN supply and fit the stereo?
A: Yes. CEN offers professional supply and installation from our Nottingham premises, including fascia, wiring and steering control integration. Contact us for a fitted price.
Q: Is the Blaupunkt Bremen SQR 46 DAB suitable for a classic car?
A: Yes. It keeps the styling of the original 1986 Bremen SQR 46 and has a short installation depth (58 x 178 x 110 mm, H x W x D), which suits classic cars with shortened installation slots.
Q: Can I connect two phones to the Bremen SQR 46 DAB?
A: Yes. Twin-Connect allows 2 phones to be connected at the same time for telephony, and up to 5 devices can be paired. It supports Bluetooth hands-free calling, phonebook access and A2DP music streaming.
Q: What comes in the box with the Bremen SQR 46 DAB?
A: The radio with mounting sleeve installed, power/ground harness, speaker harness, IR remote control (battery installed), external microphone, DAB antenna, 2 removal keys, operating instructions and a DAB installation diagram.















































