Goal Zero's Rock Out Portable Speaker is a rechargeable MP3 and laptop speaker you can take to trail, town or office and share hours of high quality sound. The Rock-Out pumps sound from your iPod, mp3, mp4 and other audio devices through its integrated speakers. Simply plug the Rock-Out into the headphone or audio jack of your device and hit play. Its rugged and portable design will keep the tunes going whether mounted to a bike stem, backpack or climbing harness.

• Rechargeable MP3 and Laptop speaker
• Charges directly from Nomad 7 or USB
• Wooden sound box and bass speakers delivers a full range of high quality sound
• Has internal battery so it won't drain your device's power
• Weather Resistant
• Includes: 1 x Rock Out Portable Speaker - Green
• 1 x USB to mini-USB cord
• Run Time: Up to 20 hours
• Recharge Time: 2 hours
• Inputs: Charging Port Mini-USB jack, 5V
• Audio input port 3.5mm male line-level
• Audio output port
• 3.5mm female audio jack, line-level (chaining)
• Speakers: 2 x 40mm, 4 ohm, 2W drivers
• Amplifier: Stereo, 2W max, 70dB SNR, 70Hz - 18KHz
• Battery: Lithium-ion, 3.7V, 0.6Ah (2.0 Wh)
• Battery Mgmt: Integrated and fully automatic
• Certifications: FCC and CE
• Optimal Operating Temp: 32-104 F (0-40 C)
• Includes: 1 x Rock Out Portable Speaker - Green
• 1 x USB to mini-USB cord
• Size: 6 x 5 x 3 in (16.5 x 7.6 x 7.6 cm)
• Weight: 14.4 oz (0.36 kg)