3 Life Mini Cartoon Robot Stereo Bass bluetooth Speaker With Mic Portable Hands-free Call Features: 1. Small body but shock sound, powerful and clarity from bass to highs. 2. Portable design, easy to carry around or travel. 3. Built-in microphone, enjoy hands-free call. 4. Long lasting battery life, continuous music enjoyment. Specifications: Model：307 Color：Blue, White, Pink Dimensions (cm/ inch)：6x5x3.5 cm Microphone：Yes bluetooth Version： V4.0 Distance：10m Output Power：3W SNR： ≥75dB Impedance： 4Ω Response：100-20kHz Battery Capacity：900mAh, 3.7V Charging Time (h)：2 hours Working Time (h)：9-10 hours Package Included: 1* Mini Robot bluetooth Speaker 1* Charging Cable 1* Manual