Acefast K4 Go Waterproof Bluetooth Speaker with Subwoofer - Black

Acefast K4 Go Portable Bluetooth Speaker - IPX7 Waterproof Wireless Subwoofer with 8h Playtime & TWS Pairing

The ACEFAST K4 Go is a lightweight and portable Bluetooth speaker designed to bring powerful sound wherever life takes you. Weighing only 200g, this ultra-compact speaker delivers impressive 5W audio performance in a pocket-sized form. With IPX7 waterproof protection, up to 8 hours of playtime, and TWS pairing support, it’s perfect for outdoor adventures, daily commutes, or relaxing at home. The built-in lanyard makes it easy to carry, while the durable mesh fabric and sleek design ensure both style and functionality.

Key Features
- Portable Audio Power - Compact size with 5W full-range speaker for clear, dynamic sound.
- IPX7 Waterproof - Withstands immersion in water, ideal for poolside, hiking, camping, and beach trips.
- Ultra-Lightweight Build - Just 200g for maximum portability and convenience.
- TWS Pairing Support - Connect two K4 Go speakers for a richer, stereo sound experience.
- All-Day Playtime - 900mAh battery offers up to 8 hours of continuous music on a single charge.
- Quick Charging - Fully recharges in just 1.5 hours via USB-C.

Specifications
- Bluetooth: 5.4
- Chip: AC6956C82
- Battery: 900mAh
- Playtime: 8h
- Output: 5W
- Driver: 45×45 mm full-range
- Size: 100 × 40 × 78 mm
- Weight: 200 g
- Materials: Plastic + Mesh Fabric
- Waterproof: IPX7

Why This Speaker is Perfect
The ACEFAST K4 Go is built for people who need high-quality audio in a highly portable package. Its waterproof design makes it ideal for outdoor use, while the long battery life ensures the music never stops. With TWS pairing, you can create a stereo setup for parties or gatherings, making it versatile for both personal and shared listening.

Ideal Usage Examples
- Outdoor adventures: Hiking, camping, or beach trips with worry-free waterproof protection.
- Home & office: Compact size makes it easy to use on desks, bookshelves, or bedside tables.
- Travel companion: Slip into a bag or attach with the lanyard for music on the go.
- Parties & gatherings: Pair two speakers with TWS mode for immersive stereo sound.

Interesting Facts
IPX7 waterproof rating means the speaker can withstand immersion in up to 1 meter of water for 30 minutes, making it safe for use near pools, in the rain, or at the beach. TWS (True Wireless Stereo) technology allows two identical speakers to connect wirelessly, doubling output and creating a true stereo effect without extra equipment.

Packing: Euroblister