# B57 Portable Wireless Speaker: Big Sound in a Round, Portable Design

GH₵ 370 · Kumasi Metropolitan

The B57 is a stylish round speaker with a carry strap, so you can hang it, carry it, and take your music anywhere. It has a powerful three-driver setup and a long-lasting battery.
Power Output: 10W × 2 + 20W for loud, full sound.
Speaker Drivers: Two 52mm (8Ω, 10W) drivers for clear highs and mids, plus a 105mm (4Ω, 20W) driver for deep bass.
Battery: 4000mAh for long playtime on a single charge.
Sound Quality: 20Hz–20kHz frequency response, THD below 1%, and S/N ≥ 80dB for clean, crisp audio.
Connectivity and Functions: Wireless Bluetooth, FM radio, TF/Micro SD card, USB flash drive, and AUX input.
Design: Round fabric-grille body with a convenient carry loop.
Colours: Silver and Black.
Perfect For: Home, outings, picnics, parties, church, and travel.

## Details

- Brand: Other
- Type: Speakers

Category: Electronics / Audio & Music Equipment

Seller: [KAB ENT.](https://trueseller.app/sellers/kab-ent-69c21f1bf98699d1260857d0)

[Listing](https://trueseller.app/marketplace/electronics/audio-music-equipment/b57-portable-wireless-speaker-big-sound-in-a-round-portable-design-e671824598392d7c7bd00950)