# ResponseBridge B002 15W Wireless Voice Amplifier with Bluetooth and USB Amplify lessons, tours, and group presentations with the portable ResponseBridge B002, featuring 15W output and Bluetooth and USB playback. - [Original product page](https://www.ofertitastop.com/us/product/responsebridge-b002-15w-wireless-voice-amplifier) - [View offer](https://www.ofertitastop.com/us/visit/responsebridge-b002-15w-wireless-voice-amplifier) - Market: US - Language: en-US - Currency: USD - Product updated: 2026-10-23T02:13:11.864Z - Brand: ResponseBridge - Model: B002 - MPN: B002 - SKU: ofertitastop-us-150846 - Category: Electronics > Audio > Audio Components > Microphones - Source store: amazon US - Active deal: Yes - Price: 39.99 USD - Previous price: 53.99 USD - Discount: 26% - Rating: 4.4 / 5 - Reviews: 168 Prices and deal status are the latest recorded data, not a guarantee of availability. Confirm the price and availability with the store. ## Description Choosing a voice system for a lesson or presentation is different from choosing one mainly for music. The ResponseBridge B002 supports both voice amplification and audio playback in a portable setup. Its wireless headset microphone pairs with a 15W speaker, giving teachers, tour guides, presenters, and instructors a hands-free way to address a group. Bluetooth and USB playback add flexibility for music or other audio, while a mute function lets you pause sound when needed. ## Practical tips For classroom instruction, training, or a guided tour, wear the headset mic while moving between listeners or demonstrating an activity. The speaker carries your amplified voice, so you can keep your hands free for notes, teaching materials, or other tasks. It also suits meetings, speeches, fitness classes, and presentations where a portable personal PA is useful. For a session that includes music, connect a compatible device over Bluetooth or use USB audio. That makes the B002 useful for more than spoken announcements: instructors can add tracks to a workout or class, and presenters can play audio as part of a talk. Use the mute function to pause the audio when you need a quiet moment. ## Pros The 15W output gives the system a clear role as a portable voice amplifier, while its wireless headset microphone lets the speaker focus on speaking rather than holding a mic. Bluetooth and USB provide two documented ways to play audio, and the mute control adds a simple way to pause it. Its stated uses range from classrooms and tours to meetings, speeches, singing, and fitness instruction, so it can support different kinds of group activities. Customers describe the system as easy to set up and use, and highlight clear sound and versatility. Some also appreciate being able to move around a classroom while continuing to address students. These are buyer impressions rather than a guarantee of results, but they point to the practical appeal of combining a wearable mic with a portable speaker. ## Technical overview - Output power: 15 watts - Connectivity: Bluetooth and USB - Audio input: USB - Channels: 1 - Battery capacity: 2600mAh - Enclosure material: ABS - Dimensions: 3.35 x 1.22 x 4.53 inches - Compatible devices: Smartphone, tablet, laptop, and MP3 player - Warranty: 1 year The B002 combines a wireless microphone headset and speaker in one personal PA system. Its USB connection supports audio input, while Bluetooth gives compatible devices a wireless playback option. The ABS enclosure and listed dimensions help identify the speaker’s physical format when planning where to carry or place it. This is a portable approach for people who need to amplify their own voice, a fixed room system is a different fit when the priority is permanent installation rather than a speaker that can travel between activities. ## Should you buy it? Choose the ResponseBridge B002 if you need a portable way to address a group and want music playback available from the same system. It is especially suited to teachers, tour guides, coaches, and presenters who benefit from a wireless headset mic, with Bluetooth and USB adding useful options for classes and events that include audio. For a lesson that moves between whole-group instruction and individual help, the wearable microphone and portable speaker make voice amplification practical without turning the setup into a fixed installation. ## Images ![ResponseBridge B002 15W Wireless Voice Amplifier with Bluetooth and USB — 1](https://www.ofertitastop.com/i/Hg0bFGQ7iop2LdAhoZRmU-rLAj0Dc0B9qvaiNAc-4s7vE5GjxqQuCTQMK2khKT2lRek28H9cycmapOfjeZ_C9mu8pusiAUr8c1qwoUcWotUqdzb3cHecrIjBYQ.jpg) ![ResponseBridge B002 15W Wireless Voice Amplifier with Bluetooth and USB — 2](https://www.ofertitastop.com/i/rFQQ_-ck6M2AMdYk9pOAL7nUai-gU09H9JfVyjtJig2YbXX95JFDX4DUqNQ728b3gCR1VacqMzNI5X_4h_uevruOKEaz0xwqNIkrMtYkPUlWxmF_GXka2VXHrA.jpg) ![ResponseBridge B002 15W Wireless Voice Amplifier with Bluetooth and USB — 3](https://www.ofertitastop.com/i/TqQT60EWz0k2qE-98xrwihGTguBhrMzxjnG1z-7s_Mr3PKd0Am7aw6ROUa9YblR_9_ufj80TUdWD0idwLAlKZGotjSZshsY2fMiH9XLZMDip-gXoby2xa1MEqQ.jpg) ![ResponseBridge B002 15W Wireless Voice Amplifier with Bluetooth and USB — 4](https://www.ofertitastop.com/i/pwskoDVVl9kPZQkWg5-pDCMjkUV5f1vrUhtw-e09w0uRtlhMA3jigVPM4Mmrpw5TLf3ewSmmRThoPdlms8GJNNQPFmcstcytqL2ShKg5k008A0d5C2kxypGYfA.jpg) ![ResponseBridge B002 15W Wireless Voice Amplifier with Bluetooth and USB — 5](https://www.ofertitastop.com/i/5YrByD5l5JNXb6ymCjTypqDiBP6VeyyVsJH-49r2aQW3Un2eknrjQjoUSxccMJoJF3p_iJrr5Alt567S-dU19NypZmZ4TsLXtC-ba90EKKi7-NPO8bcJjPpFWw.jpg)