Powerful Bluetooth speaker, S51 bass, wireless speakers, amplifier, waterproof sound box, support TF, TWS, USB, flash drive

• Powerful Bluetooth speaker: Enjoy high-quality sound with a strong Bluetooth speaker that provides clear and pure sound. • Waterproof sound box: Take your music anywhere without worrying about water damage with the water-resistant sound box design. • Wireless amplifier: Experience powerful bass without wires with the wireless amplifier feature. • TF, TWS, support USB flash drive: Play your favorite tunes from a variety of sources including TF, TWS, and USB flash drives. Main features: Battery capacity: 1500mAh lithium battery Bluetooth version: 5.2 Speaker: 10W Transmission distance: about 10 meters Frequency response: 100Hz-20kHz Signal-to-noise ratio: ≥ 90dB Operating voltage: 3.7V Distortion: less than 1% Charging voltage: DC5V Charging port: Micro USB Talk time: about 8h Music playback: about 8 hours Standby time: ≥ 30 days Charging time: about 2.5 hours TWS: turn on both speakers at the same time, then press and hold the "M" button for a long time for extended playtime The S51 has an integrated lithium-ion battery with a long battery life and can play music continuously for 12 hours. Very small steel cannon equipped with a 57 driver with a total output power of 10 watts (RMS), specially tuned for music, making bass clearer and more transparent. Product list * Large battery * 12-hour runtime * Bluetooth v5.2 * 10W high-power stereo 360-degree sound providing full bass stereo speakers - immersive sound, rich sound, mid-high and dynamic sound. Even at maximum volume, there will be no sound distortion, just like live concert performance. Portable long-lasting battery party speaker, with powerful bass exceeding its size, and very long 12-hour runtime. Long-lasting sound effects make it suitable for any indoor or outdoor place or stronger internal magnetic speakers. Bluetooth wireless speakers with stronger anti-interference ability, lighter weight, used in various high-end speakers. If you are looking for portable speakers, this will be your choice. Wireless Bluetooth streaming features Bluetooth V5.2 with strong accuracy, stable transfer, low power consumption, wide range of use, and high-quality sound experience. Double pairing wireless speaker: connect two speakers together, and they play simultaneously! After the first connection, subsequent connections between the Bluetooth wireless speakers will automatically connect themselves. Different models of Bluetooth wireless speakers can do double pairing with each other. However, any portable Bluetooth Wi-Fi speaker can be sold alone. Single party speaker also plays loudly! Strong Bluetooth 5.2 signal: portable wireless Bluetooth speakers can connect normally under any difficult conditions without signal interference. The antenna design with Bluetooth 5.2 provides a larger wireless range of 100 feet and effective connection to any Bluetooth devices. Bluetooth 5.2 chip easily reads music playlists. Not only can wireless speakers connect to laptops, phones, MP3s, iPhones, or iPads, but also to PCs, TVs, or any other non-Bluetooth device with 3.5 audio jacks. Standard package: 1 × Zealot S51 Bluetooth speaker 1 × USB charging cable 1 × English manual The brand introduction: Zealot Digital Technology Co., Ltd., founded in 2010, is a high-tech enterprise committed to the digital product field for a long time, integrating R&D, production, sales, and service. The company takes market demand as a starting point, seeks innovation, promotes development, and meets customer needs with sincere cooperation awareness and service concept to improve the quality of public life. The products are very popular in the digital audio-visual market with advanced technology, first-class quality, stylish modern appearance, and considerate after-sales service. Please ensure the speaker is within the operating range and no obstacles are between the speaker and the device. Cannot connect to your device: 1. Restart the speaker and try again. Cannot play music from the small SD card: 1. Ensure the SD card is formatted as FAT32. 2. Supports only FAT32 formatted SD cards. 3. Ensure music files are in supported formats: MP3, WAV, WMA, or FLAC. No sound during playback: 1. Adjust the speaker volume. 2. Adjust your device volume level. 3. Check if the speaker is paused. No sound in AUX-in mode: 1. Ensure the audio cable is properly connected. Cannot turn on: 1. Try charging the speaker for about 3 hours. No response to any operation: 1. Try resetting the speaker by pressing the reset button in the AUX-in jack.