Portable Bluetooth Speaker with 10-Metre Wireless Range and 400mAh Battery

This compact Bluetooth speaker delivers practical wireless audio with measurable performance specifications. The 10-metre effective distance allows movement throughout typical UK living spaces while maintaining stable Bluetooth 4.0 connectivity. With 400mAh battery capacity providing 2-3 hours continuous playback, it covers most listening sessions without requiring mid-use charging. The integrated 16GB storage expansion accommodates substantial music collections, while the 3W output power ensures clear audio reproduction across the 40Hz-20kHz frequency range.

Technical Features and Build Quality

This section details the specific technical specifications and construction elements that define the speaker's performance capabilities and durability characteristics.

Compact Design Dimensions

Measuring 6cm in width, 6cm in depth, and 13.5cm in height, the speaker occupies minimal space on shelves or in bags. The 0.18kg weight makes it easily portable for use in different rooms or taking outdoors. The plastic shell construction provides impact resistance while maintaining the compact form factor that fits comfortably in most carrying cases or backpacks.

Audio Performance Specifications

The speaker delivers 3W output power at 4Ω impedance, sufficient for personal listening or small room coverage. Frequency response ranges from 40Hz to 20kHz, covering the full spectrum of human hearing. With signal-to-noise ratio of ≥70dB, background noise remains minimal during playback. The single speaker configuration provides mono audio output suitable for voice content and general music listening.

Durability and Construction

Plastic shell construction offers impact resistance for everyday handling and transport. The built-in lithium battery maintains consistent power delivery through multiple charge cycles. Button operation provides reliable control interface without complex electronic components that might fail. The simple construction approach prioritises functional reliability over unnecessary features.

Practical Applications and Usage Scenarios

This section explores the specific situations where the speaker's features provide practical benefits for different user needs and environments.

Professional and Work Applications

In office environments, the 10-metre Bluetooth range allows movement between desk and meeting areas while maintaining audio connection. The 2-3 hour battery life covers typical work sessions or presentations without interruption. For tradespeople, the compact size fits in toolboxes while providing background music during jobs. Teachers can use it for classroom audio while moving around the teaching space.

Everyday Consumer Usage

Around the home, the speaker provides background music while cooking in the kitchen or relaxing in the garden. The 16GB storage holds approximately 4,000 MP3 files, eliminating reliance on streaming services during internet outages. Students can use it for study sessions in dorm rooms or library study areas where personal audio is preferred over headphones.

Versatility and Alternative Uses

Measurable Benefits and Value Proposition This section outlines the concrete advantages and long-term value that users can expect from the speaker's specific features and construction.

Long-Term Value Analysis

With typical usage patterns, the 400mAh battery should maintain performance through hundreds of charge cycles. The plastic construction resists cosmetic damage that might affect appearance over time. The simple single-speaker design reduces potential failure points compared to more complex multi-driver systems. The standard USB charging compatibility ensures ongoing power source availability.

User Satisfaction Factors

Purchase Decision Support</h3 The combination of 16GB storage expansion and Bluetooth connectivity provides both wired and wireless options for different situations. The compact dimensions make it suitable for spaces with limited surface area. The specific technical specifications ensure buyers understand exactly what performance to expect rather than relying on vague quality claims. The included charging cable provides immediate usability without additional purchases.