Brand KONKA Model KHF305 Quantity 1 Color White Bluetooth Version 3.0 Operating Range 10 meter Compatibility 2.1 2.0 and below version Microphone Yes Channels 1 Compatible With Laptop tablet PC Ipad Iphone and other cell phone with Bluetooth function BQB Certification No Total Power 3w x 2 Impedance 4 ohm Signal to Noise Ratio(SNR) >/=90dB Sensitivity 91dB Built-in Battery Capacity 1200mAh Other Features Port: Micro USB / 3.5mm jack / TF card slot; Supports TF card up to 32GB; Supports hands-free voice prompt dual-loudspeaker function; High fidelity and easy operation; Volume adjustable Packing List 1 x Speaker 1 x USB cable (72cm) 1 x Chinese user manual 1 x Audio cable (69cm)