# Wireless Set PSSO WISE ONE PSSO 20000788 operating 823–832 MHz and 863–865 MHz

**URL:** https://aio.lv/en/product--psso-20000788--8467581
**Data updated:** 2026-02-12 21:51 (EET)
**Category:** Microphones
**Manufacturer:** PSSO
**Manufacturer code:** 20000788
**EAN:** 4026397685633
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 629.49 €
**Prices and availability valid until:** 2026-07-12 23:59
**Price without VAT (21%):** 520.24 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--psso-20000788--8467581

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.99 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

PSSO WISE ONE set (model 20000788) is a wireless audio/product set operating on dual frequency ranges 823–832 MHz and 863–865 MHz. Designed for reliable short- to medium-range wireless transmission, it supports use in events, presentations, live sound and installations where those UHF bands are required. The set provides compatibility with systems operating in the stated bands and helps reduce interference by using designated frequency ranges.

## Long description

PSSO WISE ONE (model 20000788) is a wireless audio set designed to operate in the UHF ranges 823–832 MHz and 863–865 MHz. The set provides short- to medium-range wireless transmission for voice and instrument signals in environments where these frequency bands are allocated. It is suited for applications that require a compact, band-compliant wireless link with straightforward setup and predictable performance.
Advantages
The WISE ONE set offers dual-range operation across 823–832 MHz and 863–865 MHz, enabling compatibility with systems and regulations that use these UHF bands. The design focuses on stable wireless transmission with reduced interference by staying within designated frequency ranges. The set is compact and intended for easy deployment in events, presentations and small installations, providing a practical balance between range and portability.
Suitable for
Wireless vocal microphones for presenters or performers
Instrument or line-level wireless links on stage
Small to medium event sound reinforcement
Corporate presentations, conferences and meetings
Fixed installations where the 823–832 MHz and 863–865 MHz bands are required
Key specifications
Operating frequency ranges: 823–832 MHz and 863–865 MHz
Wireless technology: UHF band transmission suitable for short- to medium-range use
Intended use: audio transmission for voice and instruments
Form factor: compact set designed for portable deployment
Interference control: operates within designated UHF bands to minimise cross-band interference
How to use
Place the receiver in a location with clear line-of-sight to the transmitting microphone or transmitter unit when possible, and connect it to the mixing console or amplifier via the appropriate audio outputs. Power both transmitter and receiver according to the manufacturer's instructions and select the matching frequency range (823–832 MHz or 863–865 MHz) on both units. Perform a brief channel and level check before use to confirm a clean, noise-free signal and adjust gain to prevent clipping. Keep spare batteries or a charged power source available for uninterrupted operation.
Usage recommendations
For reliable performance, use the set within its specified frequency ranges and maintain reasonable separation from other wireless systems operating on adjacent bands. Perform a frequency scan or coordination in environments with multiple wireless devices to avoid congestion. Position the receiver away from large metal obstructions and Wi‑Fi routers, and verify battery levels prior to events.

## FAQ

### How much does the PSSO WISE ONE 20000788 wireless set 823–832/863–865 MHz cost, and is it available for purchase?

The price is 629.49 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 14.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer, Leasing for legal entities. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All PSSO products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized PSSO service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

https://aio.lv/img/cache/product/8467581/52449295_large.webp