Sound Core 4 Go Portable Speaker

Key Specs

• Output Power: 5 W
• Driver: 1 × ~45 mm full-range driver + passive radiator
• Bluetooth Version: 5.4
• Bluetooth Codecs: SBC, AAC
• Frequency Response: 90 Hz – 20 kHz
• Battery Life: Up to 20 hours (varies with volume)
• Battery Capacity: ~2400 mAh
• Charging Time: ~4 hours
• Water & Dust Resistance: IP67 (fully waterproof & dustproof)
• Wireless Stereo (TWS): Yes (pair 2 speakers)
• Multi-Speaker Mode: No party-style ecosystem (TWS only)
• App Support: Soundcore app (EQ + sound tuning)
• Built-in Mic: Yes (hands-free calls)
• Power Bank Function: No
• USB Port: USB-C charging
• Dimensions: ~121 × 83 × 49 mm
• Weight: ~265 g
• Special Features: Custom EQ, sleep timer, portable compact design