JBL Battery 400

JBL Battery 400 is a high-capacity, easy-to-replace spare battery designed to extend the playtime of your JBL PartyBox Stage 320 and JBL Xtreme 4 speakers. With a capacity of 9444mAh, it provides up to 18 hours of additional playtime, allowing you to keep the party going for up to 36 hours when combined with a fully charged primary battery12. The battery features fast charging capabilities, where a quick 10-minute charge can give you an extra 2 hours of playtime1. It is designed for easy replacement, simply slotting into the back of the compatible speakers. Additionally, you can monitor the battery’s health and playtime through the JBL PartyBox app.

 

A great host always has a spare battery

Keep the party going twice as long by having a spare JBL Battery 400 on hand. Just insert it into the battery slot in the back of your JBL PartyBox Stage 320 when the first one loses its charge. Each battery has enough power for up to 18 hours of playtime, which means you could keep the party going for up to 36 hours.

Features

Guaranteed JBL Quality

Give yourself the peace of mind that comes from a trustworthy, reliable JBL Battery 400 that’s guaranteed to work with your speaker.

Fast charge

10 minutes fast charge will give your JBL PartyBox Stage 320 and Xtreme 4 an extra 2 hours of playtime.

Monitor playtime in the JBL PartyBox App

Just use your JBL PartyBox app to check the health of your JBL PartyBox Stage 320’s current battery. When the Battery State of Health (SOH) reading lets you know it’s time, replacing the battery takes just seconds.

Compatible with JBL PartyBox Stage 320 and Xtreme 4

JBL Battery 400 is only compatible with the JBL PartyBox Stage 320 and JBL Xtreme 4 wireless Bluetooth™speaker. Other speakers in the JBL PartyBox series and JBL portable series have different battery requirements.

General Specifications

• Net Weight: 350g / 0.77lbs
• Gross Weight: 404g / 0.89lbs

 

Dimensions

• Product Dimension (W x H x D): 93 x 25.1 x 89.5mm / 3.66″ x 1.0″ x 3.5″
• Packaging Dimension (W x H x D): 110 x 102 x 34mm, 4.33″ x 4.02″ x 1.38″

 

Battery

• Model Name: FG4CELL21700G
• Battery Type: Lithium-ion battery
• Battery Capacity: 7.2V / 9444mAh, 68Wh
• Operating temperature: 0-45 ºc

 

What’s in The Box?

 

Purchase JBL Battery 400 from Gadget Central Ltd.