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Black portable cassette player with detachable speakers and telescopic antenna

SUPERSONIC

SUPERSONIC SC-2121BT Portable Audio Bluetooth 5.0

SKU CH-5ND9-FPJN7 MPN SC-2121BT

A portable audio system with Bluetooth 5.0, top-loading MP3/CD player, AM/FM radio, USB input, and double cassette recorder for recording from CD, radio, or built-in microphone

  • Product typePortable Cassette Player
  • Product colorBlack
  • Bluetooth 5.0 streams audio wirelessly from phones and tablets
  • Top-loading MP3/CD player handles discs and digital files
  • Double cassette deck records from CD, radio or microphone
  • AM/FM tuner covers 530–1700 kHz and 88–108 MHz
  • Runs on mains 110/220 V or eight D batteries for portability

Portable cassette system with Bluetooth 5.0

The Supersonic SC-2121BT combines a top-loading CD player, AM/FM radio, and double cassette deck in one black unit. It plays MP3 files from USB drives and streams audio wirelessly from compatible devices. A remote control and built-in microphone add convenience for playback and recording.

Bluetooth 5.0 sets the wireless range limit

The system connects to phones or tablets using Bluetooth 5.0 for cable-free listening. Radio reception covers AM 530-1700 kHz and FM 88-108 MHz bands with a telescopic antenna. Audio frequency response spans 125-6300 Hz, and operation is rated between +5 °C and +35 °C.

Mains or battery power with detachable speakers

The unit runs on AC 110/220 V dual voltage or eight D batteries for portable use. Two dynamic speakers detach for flexible placement and connect via integrated cables. A 3.5 mm headphone jack allows private listening, while rotary volume and programmable track memory simplify daily control.

How it compares

Measured against everything we stock in Earbuds, Earphones & Mini Speakers, at today’s prices. Recalculated every night.

Price $174.99
Pricier than about 90% of the 231 comparable items (median $40.99).

Specifications

Product
Brand nameSUPERSONIC
Product typePortable Cassette Player
Product colorBlack
Size & build
Shipping weight5.90 kg
Package size610 × 254 × 203 mm

Questions about this item

Should I choose the Bluetooth 5.0 version or an older Bluetooth model?

This unit uses Bluetooth 5.0, so you can pair it wirelessly with any Bluetooth‑enabled phone, tablet or computer for audio streaming.

What does the 21 W power consumption mean when I run the system on mains power?

At 21 W the system draws modest AC power from a 110/220 V outlet, keeping running costs low while driving the two detachable speakers.

What does the 3.5 mm headphone jack support in practice?

The 3.5 mm stereo jack lets you plug in wired headphones for private listening of CDs, cassettes, radio or Bluetooth audio.

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