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- Stock: ✅ In stock
- Brand: JBL
- EAN: 1200130013799
The JBL Battery 400 is an easily replaceable lithium-ion battery designed to extend music playback on the JBL PartyBox Stage 320 and Xtreme 4. Each battery offers up to 18 hours of playtime, allowing for a total of 36 hours of entertainment with two batteries. It features fast charging capabilities, providing an additional 2 hours of playtime with just 10 minutes of charge. Designed for tool-free replacement, it enables quick and effortless continuity of your party.
Specifications:
Model: FG4CELL21700G
Battery Type: Lithium-ion
Voltage: 7.2 V
Capacity: 9444 mAh / 68 Wh
Operating Temperature: 0–45 °C
Dimensions (W × H × D): 93 × 25.1 × 89.5 mm
Weight (net): 350 g
Weight (gross): 404 g
Package Contents: 1 × JBL Battery 400, 1 × Quick Guide, 1 × Safety Instructions and Warranty Card
Product Safety
| Battery and charging | Li-ION BATTERY |7.2V|9444mAH|68Wh |
| Manufacturer information | Harman International Industries, Incorporated, EMEA Liaison, Danzigerkade 16G, 1013 AP, Amsterdam, NL, www.jbl.com |
| EU responsible person | Harman International Industries, Incorporated, EMEA Liaison, Danzigerkade 16G, 1013 AP, Amsterdam, NL, www.jbl.com |
| Product Safety | |
| Manufacturer information | Harman International Industries, Incorporated, EMEA Liaison, Danzigerkade 16G, 1013 AP, Amsterdam, NL, www.jbl.com |
| EU responsible person | Harman International Industries, Incorporated, EMEA Liaison, Danzigerkade 16G, 1013 AP, Amsterdam, NL, www.jbl.com |
| Battery and charging | Li-ION BATTERY |7.2V|9444mAH|68Wh |









