Brand - Microlab, Model - Microlab D22, Type - Bluetooth Speaker, Channel - 1:0, Connectivity - Bluetooth, RMS/Channel (Watt) - 3.5W x 2, Output Power - 7W, Signal to Noise Ratio (dB) - >80dB, Frequency (Hz - KHz) - 80Hz-20KHz, Impedance (ohm) - 4ohm, Memory Card Slot - Yes, USB Port - Micro USB, Microphone - Yes (Built-in), FM Radio - Yes, Input Interface - 3.5mm stereo connection, Bluetooth 4.0, Micro SD-card, Battery - Lithium 3.7 V 1200 mA, Dimensions (WxHxD) - 73 x 181 x 48mm, Weight - 0.282Kg, Color - Green, Feature - A clear balanced sound, Despite its compact size, Support of wire connection mode through 3.5 mm stereo connection, Easy to take along, The little size of the system provides the portability of the system, it doesnt take much space and will easily fit into any backpack or bag, and the wrist strap coming with it able to fix the satellite speaker in the hiking mode, allowing to prevent its loss, Others - Output power: 7Watt, Channel separation: > 60dB, Harmonic distortion: < 0.5 % , Type of wideband speaker: 1.5 Inches, Impedance: 4 Ohm, Specialty - Built-in FM radio with auto scan of stations, Silicon shell for protection against dust/moisture, as well as for protection of impact effects, Bluetooth 4.0 support, Along with the high quality of signal transmission in wireless mode, this version of Bluetooth allows to save the satellite speakers energy, which is very important in case of a long trip or hike, Rechargeable battery for convenient use, Ideal companion for various outdoor activities, Support of Micro SD-card, Waterproof, Shockproof and Dust-proof design, Warranty - 1 year