Low voltage, low power consumption, power amplifier IC, pure sound quality, low distortion. | Built-in 180mah battery, no external power supply needed, provides one and half hours of playing time at maximum volume, or about 3 hours at 50% volume. | Small and lightweight, hang hole design, easy to carry | Comes with an audio cable at the bottom of the speaker. Equipped with a USB charging cable. | Suitable for iPod, MP3, MP4, MP5, mobile phones, computers and other devices with a 3.5mm audio jack.

【REPLACEMENT VOICE REMOTE CONTROL】- This is a replacement remote for Amazon Fire TV devices with voice control. Model is: L5B83G. | 【COMPATIBLE MODELS】- Compatible with Fire TV Stick Lite, Fire TV Stick ( 2nd Gen and later ), Fire TV Stick 4K Max, Fire TV Stick 4K, Amazon Fire TV Stick 4K Max, Fire TV Cube ( 1st Gen and later ), and Fire TV ( 3rd Gen, Pendant Design ). | 【INCOMPATIBLE MODELS】- Not compatible with Fire TV ( 1st and 2nd Gen ), Fire TV Stick ( 1st Gen ), or Fire TV smart TVs. | 【THE REASON WHY IT DOES NOT WORK AFTER PAIRING】 - 1. It may be caused by too many devices paired with the TV. 2. The old remote control battery has not been removed. If the old remote's batteries are not removed, the old remote is still paired with the TV, so the new remote cannot be used. | 【SIMPLE AND PRACTICAL】 - Just press and ask to easily find, launch, and control content. Requires 2 AAA batteries. (not included)