Support A2DP & AVRCP Type: Multifunctional Bluetooth Speaker Bluetooth version: V3.0 Working range: Approx. 10-20m (about 32-65 ft) Loudspeaker output: 3W Charging voltage: 5V (USB cable) FM frequency range: 87.25--108MHZ Signal to noise: >90dB Charging time: 3 hrs Download: USB data cable, direct download, no external card reader Item dimension: Approx. 5 * 19.5cm / 2 * 7.7in (L * D) Net weight: 250g / 8.8oz Package dimension: 21.5 * 6.5 * 7.5cm / 8.5 * 2.6 * 3in Package weight: 440g / 15.4oz