Working Time: 40 mins FM function: it can search the broadcast station automatically Interface: 3.5mm Audio,Power Charge Port, Slot,USB2.0 It is completely clear in sound quality and scratch in characters Compatible with all devices with 3.5mm interface Compatible with: Laptop,Mobile phone,TF/ Card Design: Mini Aluminum alloy , durable yet stylish Freq: 150Hz-18KHz 1 x USB Cable Package weight: 0.18 kg Speaker Impedance: 4 Package Contents: 1 x - V26 FM Speaker Charging time: 2 hours Charging Voltage: 5V LCD display: with a small LCD screen to show the working mode Number of Speakers: 1 Compact in size, multiple in color and attractive in appearance / slot design: it is able to read the data and storage music files from inserting directly LED indication: blue light lights on when the speaker is on work Suitable for both indoor and outdoor use Material: Aluminum Alloy Supports: FM,LCD Screen, Music Playing,Volume Control Extension: 32G to the Max.(Not Included) 1 x 3.5mm Audio Cable Driver unit: 45mm Support U disk playing mode: automatically read the audio files from inserting U disk or USB connection devices FM Frequency: 87.5-108MHz Battery Capacity: 400mAh S/N: 80dB Working Voltage: 3.7 - 4.2V Battery Type: 053040 Li-ion battery Power Output: 3W Audio Source: Electronic Products with USB port,TF/ Card,U-disk Sound channel: Mono Rp408 Travel Gift