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Keep the party going with JBL Battery 600 Duo.

Even the best parties have to end sometime, but your JBL speaker can keep the vibe going with JBL Battery 600 Duo. When your rechargeable batteries are running out of juice, it takes just seconds to pop a fresh battery into the slot on the back panel. Meanwhile, the batteries can recharge in the charging case. You can also use the case as a powerbank to charge your tablet, laptop or smartphone* with the convenient USB-C port. Double the great times, and enjoy the peace of mind that comes with an official JBL Battery 600 Duo. (*charging cable not included)

General Features

Keep the party going by having a spare JBL Battery 600 with charging case on hand. Just insert it into the battery slot of your JBL PartyBox 720 when the first one loses its charge.

The JBL Battery 600 Duo with charging case doubles as a powerbank to charge your tablet, laptop or smartphone* with the convenient USB-C port on the charging case. (*charging cable not included)

Give yourself the peace of mind that comes from a trustworthy, reliable JBL Battery 600 Duo that's guaranteed to work with your speaker.

The JBL Battery 600 Duo is compatible with the JBL PartyBox 720. Other speakers in the JBL PartyBox series have different battery requirements.

Key Specifications

Technical Specifications

  • Model Name: JBL Battery 600 Duo with charging case
  • USB-C Charge In: 5V⎓3A, 9V⎓3A, 12V⎓3A, 15V⎓3A, 20V⎓3A
  • Battery Charge Time: 4 hours x 2* (*JBL 60W power adaptor not included)
  • USB-C Charge Out: 5V⎓3A, 9V⎓3A, 12V⎓2.5A, 15V⎓2A, 20V⎓1.5A, 5-11V⎓3A
  • Max Output Power: 45W
  • Product dimensions (W x H x D): 103 x 43.6 x 137 mm / 4.06" x 1.72" x 5.39"
  • Net weight: 1206 g / 2.65 lbs
  • Packaging dimensions (W x H x D): 152 x 87 x 118 mm / 5.98" x 3.43" x 4.65"
  • Gross weight: 1340g / 2.95 lbs
  • Battery Type: Lithium-ion battery
  • Cell Capacity: 29400mAh x 2 (4900mAh x 6 x 2)
  • Battery Capacity: 21.6V / 4584mAh, 99.02Wh x 2
  • Operating temperature: 0 - 45°C

What's in the box:

  • 1 x Battery 600 Duo with charging case
  • 1 x Quick Start Guide
  • 1 x Safety Instruction and Warranty Card