Match your tablet PCs, smart phones and a variety of portable Bluetooth-enabled smart terminal equipment! Easy to operate, simple buttons.Using DOSS proprietary Air-Bass pneumatic booster technology, low-frequency shock, medium soft, translucent high frequency significantly reduce distortion, suitable for vocals and pop music playback. Power and lighting tips Bluetooth connection work, clear, user-friendly design.A variety of brilliant colors to choose from. Development Background: Bluetooth Speaker sharp increase in demand for the expansion of DOSS Bluetooth speaker market, this special launch weight products. Suitable for: smart phones, tablet PCs Trendy absolute awesomeness!Product Model: DS-1121Product parameters:Rated power: PO = 1.5WFrequency response: 80HZ-15KHZDistortion: THD <1% SNR: S / N ≥ 50DBSeparation: ≥ 50dBSpeaker: 2 inchLithium Specifications: 3.7V/500MAHProduct Dimensions: 72.6 x 72.6 x 78MMTin Size: 353 x 100 x 101MMThis is Awesome!