Compatible with a variety of devices:Cell phones, computers, tablet switches and other Bluetooth-enabled smart devices are compatible. Support Bluetooth, TF card playback:After connecting Bluetooth for the first time, it save the Bluetooth name memory, also support inserting TF card playback, convenient and quick. 600mah high capacity battery:Suitable for outdoor camping, small body built-in high-capacity battery, long-lasting life. Two stereo combinations:Support pairing, left and right channel listening more immersive, audiophile gaming sound. HIFI sound quality:40mm high sensitivity full-range unit, clearly show the sound details, built-in music/game dual mode, meet a variety of entertainment needs. Magnetic locking:The bottom of the speaker has a magnetic suction function, easy to fit on the items that support magnetic suction, with magnetic suction piece, more convenient for daily use. Compact and Portable:Weighing only about 62.5g, the design and miniature body can be held in one hand and easily stored in a pocket or hung on a bag. Specification parameters. Bluetooth Name: M2 Bluetooth Version:5.3 Distortion Limit Output Power:5W Bluetooth protocol: A2DP, AVRCP Frequency Response Range:250HZ 20KHZ Noise Level: Less than 25dB(A) Speaker unit: 40mm moving coil Speaker Impedance:4ohm Bluetooth distance: about 10 meters Battery capacity: 600mAh Rated Input:5V-500mA Size: 40x50x55m Colour:White Material:ABS Package Contents: 1 * Bluetooth speaker Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.