Portable Bone Conduction Speaker, Stereo Sound, Bluetooth Speaker

Features: 1. Turn any hollow surface into a speaker using bone conduction technology, offering varied sound experiences in different environments. 2. Test different sounds by placing the speaker on surfaces like glasses, guitars, boxes, etc., for diverse effects. 3. Compact and lightweight for easy portability. 4. Delivers powerful sound up to 115 decibels, customizable quality when paired with thin objects. 5. Multifunctional: use for music, calls, games, movies, and built-in FM radio. Product Details: Wireless version 5.0, A2DP, HFP, built-in FM radio, 3W bone conduction transducer, frequency range 120Hz-16kHz, high sensitive microphone, 400mAh polymer battery, USB charging port (not compatible with fast charge). Specifications: Capacity:400mAh, Function:Bone Conduction Speaker, FM, Wireless ver:5.0, A2DP, HFP, Wireless Stereo supported, FM radio build-in, Bone Conduction transducer:3Watt, Frequency range:120Hz-16kHz, High sensitive microphone build-in, Battery:400mAh Polymer Battery, Charging port: USB charging port (not compatible fast charge), Material:Metal, Colour:black/red/silver