1、The speaker is equipped with a headphone microphone jack, can be connected with headphone 2、15 degrees bevel design, perfect desktop viewing angle, allowing sound to be transmitted directly to the ear 3、Dual use for home and computer, 3.5mm common audio jack, can be used as computer speaker, and compatible with 99% of smart devices on the market 4、One button operation for four functions: Volume adjustment, for Bluetooth switch, switch LED light and on off function 5、Full-range speaker mega bass: easy to cover high, medium and low full range, showing shocking sound quality Features: The speaker is equipped with a headphone microphone jack, can be connected with headphone. 15 degrees bevel design, perfect desktop viewing angle, allowing sound to be transmitted directly to the ear. Dual use for home and computer, 3.5mm common audio jack, can be used as computer speaker, and compatible with 99% of smart devices on the market. One button operation for four functions: Volume adjustment, for Bluetooth switch, switch LED light and on off function. Full-range speaker mega bass: easy to cover high, medium and low full range, showing shocking sound quality. Loud sound, mid sound, bass, balanced tuning, the sound is more natural and sound, regardless of the volume, there is extraordinary performance. 2 double bass vent + 2 sound guide hole, symmetrical arrangement for DSP technology to make the volume louder, release high sound quality. Specification: Condition: 100% Brand New Material: ABS Product Name: SADA V-198 Multimedia Speaker Rated Output Power: 3W Sound Track: 2.0 Frequency Response: 25Hz-20KHz Signal to Noise Ratio: ≥80dB Resolution: ≥40dB Input: USB/DC5V600mA For Bluetooth: 5.0 Product Size: Approx. 480*60*65 mm / 18.9*2.4*2.6 in Weight: Approx. 1020g / 36 oz Instruction: After the power is turned on, the speaker emits the "sound source input mode" prompt tone. Press the MODE button to switch for Bluetooth mode. Turn on for Bluetooth device such as the mobile phone/computer and connect to the speaker at any time. Mobile phone connection operation method: turn on the mobile phone for Bluetooth setting, search and see the display "SPEAKER01" and then connect and pair, the initial pairing password is "0000". After the connection is successful, the speaker will emit a "ding-dong" sound. Package list: 1 * Computer Speaker