Logitech 984-001876 – Ultimate Ears WONDERBOOM 4 Wireless Bluetooth Speaker

Overview

The Logitech 984-001876 Ultimate Ears WONDERBOOM 4 is a compact portable Bluetooth speaker designed for users who need powerful wireless audio in a highly durable and travel-friendly form factor. Built for outdoor activities, travel, home entertainment, and everyday listening, the speaker delivers 360-degree sound coverage that allows music to be heard consistently from all directions.

Engineered for demanding environments, the WONDERBOOM 4 features an IP67-rated waterproof and dustproof enclosure, making it suitable for poolside use, beaches, camping trips, hiking adventures, and outdoor gatherings. The rugged construction is also designed to withstand accidental drops, helping improve durability during transport and daily use.

Bluetooth wireless connectivity enables quick pairing with compatible smartphones, tablets, and laptops. The Outdoor Boost mode is optimized to enhance audio performance in open environments, while stereo pairing support allows two compatible WONDERBOOM speakers to be connected for a wider soundstage and increased audio coverage.

With long battery life and USB-C charging, the speaker is designed for extended listening sessions without frequent recharging. Its lightweight construction and integrated hanging loop make it easy to carry, pack, or attach to bags and equipment. The WONDERBOOM 4 is ideal for portable entertainment applications but is not intended to replace dedicated home theater or professional audio systems.

Key Features

• 360-degree audio delivers consistent sound coverage
• IP67 rating resists water, dust, and outdoor conditions
• Outdoor Boost mode enhances open-air performance
• Stereo pairing supports expanded sound coverage
• USB-C charging with extended battery operation