---
title: "JBL PartyBox 520 - iTechStore"
description: "The JBL PartyBox 520 is a portable speaker with 400W output, 18-hour battery life, IPX4 splash resistance, and Bluetooth 5.4 for multi-speaker pairing."
canonical_url: "https://itechstore.com.np/product/jbl-partybox-520"
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> Index of every page on this site: [llms.txt](https://itechstore.com.np/llms.txt)
# JBL PartyBox 520
The JBL PartyBox 520 is a portable speaker with 400W output, 18-hour battery life, IPX4 splash resistance, and Bluetooth 5.4 for multi-speaker pairing.
This item is not available for purchase. [Contact us](https://itechstore.com.np/company/contact) for more information.
Specifications open Specifications close
| Power & Performance | |
| --- | --- |
| RMS output | 400W (2x100W woofers + 2x100W tweeters). |
| Peak power handling | Up to 800W dynamic. |
| THD | Less than 1% at rated power. |
| SNR | Greater than 80dB (A-weighted). |
| Power supply | 100-240V AC, 50/60Hz; DC 24V/6.25A via battery. |
| Audio Components | |
| Woofers | 2 x 7.5" (208mm) long-excursion drivers. |
| Tweeters | 2 x 1" (25mm) aluminum dome. |
| Frequency range | 40Hz - 20kHz (-6dB); 45Hz - 20kHz (-10dB). |
| Coverage | 360° sound dispersion. |
| DSP features | AI Sound Boost, dynamic bass enhancement. |
| Battery & Portability | |
| Type | Lithium-ion, swappable JBL BATTERY 600 (included). |
| Playtime | Up to 18 hours at 50% volume (varies with lights/EQ). |
| Charge time | 3.5 hours full; supports charging during use. |
| IP rating | X4 (splash-resistant top/sides). |
| Weight | \~38.6 lbs (17.5kg) with battery. |
| Dimensions | 27.1" H x 13.2" W x 14.6" D (688 x 335 x 370mm). |
| Connectivity Details | |
| Wireless | Bluetooth 5.4 (2.4GHz, range 30m+), Auracast/Auro-3D for party sync. |
| Wired inputs | 2x combo XLR/1/4" (mic/line/guitar, +48V phantom), 1x 3.5mm aux, USB-C (audio in/out, charging). |
| Outputs | 2x XLR thru (link/mix), USB-A 5V/2.1A power bank. |
| Latency | <20ms in true wireless stereo (TWS) mode. |
| Lights & Controls | |
| Effects | 20 dynamic modes (strobes, starry sky, trails, fire); music-sync auto. |
| App | JBL PartyBox 2.0 (iOS/Android) for 5-band EQ, light customization, firmware. |
| Physical | Top panel LCD, jog wheel volume, mode buttons, telescopic handle, rugged wheels |
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