?Mushroom Wireless Bluetooth Stereo Speaker gives you experience of purer and better sound quality with built-in 45mm diameter and Bluetooth technology.It can play music through Bluetooth and TF card.?It supports hands-free calls£¬ redial last incoming calls and number reporting. It has 1-2 hours standby time. What's more£¬ LED can be changed under ON mode as you like. Portable?design is suitable at home£¬ home office£¬ bedroom and parties£¬ ect. <br> <br> <strong>Features:</strong> <br> With Bluetooth 2.1 technology and built-in 45mm diameter£¬ it makes sure perfect sound quality.? <br> Compatible with almost all Bluetooth-enabled mobile devices such as£¬ for iPhone6 6Plus 5S£¬ for Samsung Galaxy S5 S4 S3 / Note 4 3 2£¬ for HTC One£¬ Tablet PC£¬ Laptop£¬ etc.?What's more£¬ it's compatible with MP3 / 4 / 5 and desktop as speakers. <br> Super easy and fast paring with your smartphone or other Bluetooth device for high-fidelity stereo music£¬ movies and chatting. <br> With built-in high capacity polymer battery 3W output power£¬ it has 1-2 hours standby time.? <br> Support hands-free calls and redial last incoming calls. In phone mode£¬ device will announce the incoming phone number. <br> Support TF card. <br> LED can be changed under ON mode as you like. <br> It¡¯s suitable at home£¬ home office£¬ bedroom and parties£¬ ect. <br> <br> <strong>Specifications:</strong> <br> Type: Speaker <br> Bluetooth Version: 2.1+EDR <br> Bluetooth Protocol: A2DP / AVRCP / HFP <br> Bluetooth Working Distance: 15M (free space) <br> Output Power: 3W <br> Frequency Response: 150HZ-18KHz <br> Distortion: &lt;= 0.1% <br> Sensitivity: 85db <br> Working Voltage: 3.7V-4.2V <br> SNR: &gt;=90dB <br> Speaker Diameter: 45mm 4ohm 3W <br> Built-in polymer battery: 400MAH <br> Charging Input: DC5V / 1A <br> Charging Time: 1-2 hours <br> Playback Time: 1-2 hours <br> TF Card Support Format: MP3 / WMA / WAV / APE / FLAC <br> Color: Black£¬ White (Optional) <br> Speaker Size: Approx.9.5 * 9.5 * 9.1cm / 3.74 * 3.74 * 3.58in? <br> Speaker Weight: ?Approx. 149g / 5.23oz <br> Package Size: Approx.11.5 * 9.7 * 9.5cm / 4.53 * 3.82 * 3.74in ? ? ? ? ? ?? <br> Package Weight: Approx. 231g / 8.17oz <br> <br> <strong>Package List:</strong> <br> 1 * Speaker <br> 1 * USB Cable <br> 1 * Audio Cable <br> 1 * User Manual (English)