ZELMER ZSB4820 Portable Bluetooth Speaker Black

Experience rich, wireless audio with the ZELMER ZSB4820 Portable Bluetooth Speaker. Designed for on-the-go music lovers, this compact speaker delivers clear sound and versatile connectivity options, making it the perfect companion for any occasion.

Advantages

The ZELMER ZSB4820 offers True Wireless Stereo (TWS) pairing for an immersive stereo experience, a built-in microphone for hands-free calls, and an FM radio for additional entertainment. Its portable design and long battery life ensure you can enjoy your favorite tunes wherever you go.

Suitable for

• Outdoor gatherings and picnics
• Home use and small parties
• Travel and commuting
• Hands-free calling

Key specifications

• Connectivity: Wireless Bluetooth 5.1 and wired AUX
• Bluetooth Version: 5.1
• Wireless Range: Up to 10 meters (33 feet)
• Audio Output Power (RMS): 5W
• Frequency Response: 80Hz - 20kHz
• Battery: Lithium-ion 1200 mAh
• Playback Time: Up to 4 hours (at 70% volume)
• Charging Time: Approximately 2-3 hours
• Charging Port: Micro USB
• Input Ports: USB-A (for flash drive), TF Card Slot (MicroSD), 3.5mm AUX
• Special Features: TWS Pairing, Built-in Microphone, FM Radio
• Speaker Configuration: 1.0 Channel (Single Speaker)
• Driver Size: 52mm
• Material: ABS Plastic, Fabric Mesh
• Controls: Power On/Off, Volume Up/Down, Play/Pause, Mode Switch, Track Skip
• Power Source: Battery, USB DC 5V
• Signal-to-Noise Ratio (SNR): ≥85dB
• Impedance: 4 Ohms
• Color: Black

Recommendations

For optimal performance, charge the speaker fully before first use and keep the Bluetooth device within 10 meters. Pair two ZSB4820 speakers via TWS for a wider soundstage.