---
product_id: 499753768
title: "RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue"
brand: "rd"
price: "HK$186"
currency: HKD
in_stock: true
url: https://www.desertcart.hk/products/499753768-rd-b-85-calling-bluetooth-speaker-stereo-5-watt-upto
store_origin: HK
region: Hong Kong
---

# 6H Playtime IPX4 Splashproof 5W Power RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue

**Brand:** rd
**Price:** HK$186
**Availability:** ✅ In Stock

## Summary

> 🎉 Elevate Your Sound Experience!

## Quick Answers

- **What is this?** RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue by rd
- **How much does it cost?** HK$186 with free shipping
- **Is it available?** Yes, in stock and ready to ship
- **Where can I buy it?** [www.desertcart.hk](https://www.desertcart.hk/products/499753768-rd-b-85-calling-bluetooth-speaker-stereo-5-watt-upto)

## Best For

- rd enthusiasts

## Why This Product

- Trusted rd brand quality
- Free international shipping included
- Worldwide delivery with tracking
- 15-day hassle-free returns

## Key Features

- • **🔋 All-Day Listening:** Enjoy up to 6 hours of uninterrupted music on a single charge.
- • **📶 Seamless Connectivity:** Bluetooth v5.0 ensures a stable connection up to 10 meters.
- • **💼 Versatile Compatibility:** Easily connects with phones, laptops, and tablets for all your audio needs.
- • **🌧️ Adventure-Ready Design:** IPX4 splash-proof rating means you can take it anywhere, worry-free.
- • **🎶 Immerse Yourself in Sound:** Experience powerful 5W audio that defies its compact size.

## Overview

The RD B-85 Calling Bluetooth Speaker combines powerful 5W sound with a portable design, offering up to 6 hours of playtime. With Bluetooth v5.0 for seamless connectivity, an IPX4 splash-proof rating, and compatibility with various devices, this speaker is perfect for music lovers on the go.

## Description

RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue

## Features

- Clear & Delightful Sound: Don't go by the size of B-85 it delivers a powerful 5 Watt distortion sound the Bluetooth speaker has loud highs, a crisp midrange, and full bass to put you in the zone.
- Multi Connectivity: Easy to connect with Bluetooth v5.0 which provides strong connectivity up to a 10-meter radius, it allows faster transmission without any interference while playing music and calling. You can also play music with a USB and SD card.
- Upto 6 Hours Playback Time: B-85 Speaker has a 400 mAh In-built Battery that allows you to listen to your Favorite Music for up to 6 Hours on a Single Charge.
- Stereo Portable Speakers: True Wireless Experience with Bluetooth v5.0 Connectivity & 35mm Drivers. Experience the Stereo Sound Quality. Compatible with Phones, Laptop, TV, Tablet, etc.
- Splash Proof & Durable Design: It comes with IPX4 rating water resistance, made from ABS material allows you to carry it with you anywhere and everywhere. Warranty Description: 6 Months Manufacturer warranty.

## Technical Specifications

| Specification | Value |
|---------------|-------|
| Material | ABS |
| Model Name | Blue |
| Speaker Type | Satellite |
| Special Feature | Bass Boost, Waterproof, Built In Microphone, Usb Port |
| Recommended Uses For Product | For Music Players |
| Compatible Devices | iOS, Bluetooth v4.0 and Above, Android |
| Subwoofer Diameter | 3.5 Centimetres |
| Net Quantity | 1.00 count |
| Controller Type | Button |
| Surround Sound Channel Configuration | 5 1 |
| Colour | Blue |
| Battery Life | 6 Hours |
| Included Components | Micro USB Cable, Speaker |
| Product Dimensions | 5D x 5W x 5H Centimeters |
| Item Weight | 280 Grams |
| Is Waterproof | False |
| Battery Capacity | 4E+2 Milliamp Hours |
| Brand Name | RD |
| Colour Name | Blue |
| RMS Power Range - Amplifiers | 5 Watts |
| Manufacturer | GUANGZHOU LANTEL ELECTRONIC TECHNOLOGY CO. LTD |
| Country of Origin | China |
| Item Weight | 280 g |

## Product Details

- **Brand:** RD
- **Speaker Maximum Output Power:** 5 Watts
- **Connectivity Technology:** Bluetooth, USB, wireless
- **Audio Output Mode:** Stereo
- **Mounting Type:** Tabletop Mount

## Images

![RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue - Image 1](https://m.media-amazon.com/images/I/71MKyafTJpL.jpg)
![RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue - Image 2](https://m.media-amazon.com/images/I/71MDHislFzL.jpg)
![RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue - Image 3](https://m.media-amazon.com/images/I/71MZYdQsDpL.jpg)
![RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue - Image 4](https://m.media-amazon.com/images/I/61RurJQUMEL.jpg)
![RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue - Image 5](https://m.media-amazon.com/images/I/71+muWq-ukL.jpg)

## Available Options

This product comes in different **Colour** options.

## Frequently Bought Together

- RD B-85 Calling Bluetooth Speaker | Stereo 5 Watt Upto 6 Hours Play-Time Portable Speaker | RGB LED Light, HD in-Built Mic, IPX4 Splash Proof | Bluetooth v5.0, USB, SD Card | 6 Months Warranty | Blue
- SanDisk Ultra 64GB microSDXC UHS-I, 140MB/s R, Memory Card, 10 Y Warranty, for Smartphones
- Amazon Basics 32GB MicroSDHC Memory Card with Adapter, Upto 98MB/s, IPX6, Temperature & Shock Resistant

---

## Why Shop on Desertcart?

- 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016
- 🌍 **Shop Globally** — Access 737+ million products across 21 categories
- 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price
- 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members)
- 🔒 **Secure Payments** — Trusted payment options with buyer protection
- ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews

**Shop now:** [https://www.desertcart.hk/products/499753768-rd-b-85-calling-bluetooth-speaker-stereo-5-watt-upto](https://www.desertcart.hk/products/499753768-rd-b-85-calling-bluetooth-speaker-stereo-5-watt-upto)

---

*Product available on Desertcart Hong Kong*
*Store origin: HK*
*Last updated: 2026-02-21*