Keep the Party Going Twice as Long with JBL Battery 400

Extend your JBL PartyBox Stage 320 playtime with the JBL Battery 400. When your rechargeable battery runs out, a fresh battery can be swapped in seconds. The included charging case also allows recharging of the battery and doubles as a powerbank for your tablet or smartphone* via the convenient USB-C port. Official JBL quality ensures reliability. (*Charging cable not included.)

A Great Host Always Has a Spare Battery

Keep the music going with a spare JBL Battery 400. Simply insert it into the PartyBox Stage 320’s battery slot when the first battery loses its charge. Each battery provides up to 18 hours of playtime, giving you up to 36 hours of continuous entertainment.

Powerbank Functionality

The JBL Battery 400 with charging case doubles as a powerbank to charge your tablet or smartphone using the USB-C port. (Cable not included.)

Guaranteed JBL Quality

Enjoy peace of mind with a trustworthy JBL Battery 400, guaranteed to work seamlessly with your compatible speaker.

Compatibility

Compatible with JBL PartyBox Stage 320, Xtreme 4 and other supported JBL devices.

General Specifications

• USB-C Charge In: 5V⎓3A, 9V⎓3A, 12V⎓3A, 15V⎓3A, 20V⎓2.25A
• USB-C Charge Out: 5V⎓3A, 9V⎓3A, 12V⎓2.5A, 15V⎓2A, 20V⎓1.5A, 5–11V⎓3A
• Max Output Power: 30W

Dimensions & Weight

• Product: 103 × 43.6 × 93 mm / 4.06" × 1.72" × 3.66"
• Net Weight: 486 g / 1.05 lbs
• Packaging: 122 × 57 × 103 mm / 4.80" × 2.24" × 4.06"
• Gross Weight: 560 g / 1.23 lbs

Battery Details

• Charge Time: 3 hours (JBL 60W power adapter not included)
• Battery Type: Lithium-ion
• Capacity: 7.2V / 9444 mAh / 68 Wh
• Operating Temperature: 0–45 °C

What's in the Box?

• 1 × JBL Battery 400 with charging case
• 1 × Quick Start Guide
• 1 × Safety Instruction and Warranty Card