SANAG 5.0 Dual Bluetooth Speaker is a wireless portable speaker. Features 360 degree high-definition surround sound and rich stereo bass with low frequency vibration. SANAG speaker is waterproofed with IP67 waterproof design, portable and perfect for leisure or entertainment. New 5.0 Bluetooth technology ensures no signal interruption, faster transmission and better anti-interference. Speaker is compatible with tablets, laptops, desktop computers, televisions and mobile phone. Dual pairing technology allows for an additional speaker to be paired together for a richer sound and bigger area coverage. Optimized battery can run 12-24 hours and provide you with uninterrupted enjoyment.