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This Dolphin Audio Retrobox Portable Bluetooth speaker offers big sound in a fun, cool design! The Retrobox features dual 2 in. 1 full-range drivers coupled with its built-in bass radiator to deliver high-quality sound performance. Listen to your favorite tunes with the built-in FM radio, or use Bluetooth to stream music, or play your downloaded media with the USB or microSD Card reader. There is a 3.5 mm jack for direct connection. The built-in rechargeable battery keeps the fun going all day long.
Key Features:
- 15 watts of output power
- Frequency response: 20 Hz to 20 kHz
- Dual 2-in. full-range drivers
- Built-in bass radiator for high-quality sound performance
- Playback via Bluetooth, 3.5 mm input, or USB/microSD media
- WaveSync technology to connect 2 Retrobox speakers together via Bluetooth (second speaker sold separately)
- FM radio with telescoping antenna
- Rechargeable 1,200 mAh 3.7-volt Li-Ion battery with up to 4 hours of play time; takes 2 hours to recharge