?Specification:Brand Name: MOCREOModel Name: MOSOUND BricsBluetooth Version: V3.0Rated Power: 3W*2Impendance: 4&amp;Omega;SNR: &amp;ge;85dBBuilt-in Battery: Li-ion battery 3.7V\/1100mAhInput Voltage: DC 5VPlay Time: 5-6 hours (medium volume)Charging Time: 5-6 hoursFrequency Response: 40Hz-20KHzTransmission Range: up to 10mSize: 6.9*1.7*2.4inch (175*43*62mm)Weight: 0.76Ib (347g)<br>Features:<br> 1. Built-in two internal 3W speakers and microphone for hands-free calls. 2. Line-in jack for non-bluetooth-enabled devices directly to the speaker. 3. Rechargeable battery for up to 6 hours play time. 4. Compatible with most bluetooth enabled tablets｣ｬ laptops｣ｬ MP3 players and smartphones with iOS or Android platforms. 5. Support TF (Micro SD) card up to 8GB.<br>  <br>Package Included:1 X MOCREO Bluetooth Speaker1 X Charging Cable1 X Audio Cable1 X User Manual