Portable bluetooth speaker with a robust built-in wear resistant carabine, offering extremely low weight, so it can be used even when playing sports. With wireless Bluetooth transmission (version 3.0) with support for A2DP V1.2, AVRCP V1.4, V1.6 HFP, HSP V1.2, and built-in audio cable with 3.5 mm connector you can connect it to various audio devices. The speaker is equipped with a double cover and 40 mm driver, and provides 3.2 W output power and frequency response of 160 Hz-20 kHz. In addition, it has a built-in microphone with noise and echo suppression, so it allows you to make calls. Lithium-ion polymer rechargeable battery (3.7 V, 600 mAh) provides music playback of up to five hours and is charged via USB cable, while the charging time is 2 hours. Bluetooth transmitter offers a frequency range of 2.402 to 2.480 GHz, output of 0-4 dBm, modulation GFSK /4 DQPSK, 8DPSK. Included is a Micro USB cable, Quick Start Guide and Security Guide. Dimensions: 107 x 88 x 42 mm, weight: 150 g, black colour design.