H9 15W Wireless Bluetooth Microphone for Teaching 🎤

This wireless microphone voice amplifier combines a handheld mic and speaker in one compact unit, designed to make speaking or singing simple and immediate. It delivers clearer vocal projection for classrooms, small events, or karaoke, with the main advantage of quick setup and reliable on-the-go use.

Key Points

The unit is an all-in-one 2-in-1 system where the speaker and microphone are integrated and the sound is produced only by the built-in speakers. It does not support connection to external audio systems, so all playback and amplification are handled internally. The system emphasizes vocal clarity and reduced background noise thanks to built-in DSP processing, which helps reduce feedback and interference in active environments. 🎤

Portability is a strong suit. The mic has an ergonomic grip and a lightweight build that make it comfortable for extended use by teachers, tour guides, or karaoke hosts. Users can switch between three voice modes—Karaoke, Professional, and Acoustic—with individual effect and volume controls, allowing quick adaptation to different performance contexts. 🎶

Technical Specifications

• Name: H9
• Output power: 15W high-performance neodymium speaker
• Battery life: 8+ hours continuous use per charge (according to the manufacturer)
• Coverage: up to 1,500 sq ft (150㎡) of voice projection (according to the manufacturer)
• Modes: Karaoke / Professional / Acoustic with independent effect and volume controls
• Connectivity: Bluetooth wireless for audio playback and mic operation
• Noise control: DSP-based anti-feedback and noise reduction technology

Usage Recommendations

Start by powering on and selecting the appropriate voice mode for the environment. For classroom speaking or presentations choose the Professional mode for clearer diction. For songs or entertainment choose Karaoke mode and adjust effects as needed. The Acoustic mode softens processing for a more natural tonality when background ambience matters.

Charge before extended sessions to ensure the advertised battery runtime. Because the system does not accept external speakers, position yourself so the integrated speaker faces the audience for best coverage. Consider the 1,500 sq ft projection figure as an approximate guideline and expect variations depending on ambient noise and room layout.

Positive Aspects

The design simplifies use by removing complex setup steps, which is helpful for spontaneous events and mobile professionals. Noise suppression and anti-howling circuitry help maintain intelligibility in busier settings. The combination of compact portability, multiple vocal effects, and an internal high-output speaker makes this unit versatile for speaking, teaching, and casual singing.